Home / 16,680.25-23,018.75-10,392.63

Finding the Fourth Proportional to 16,680.25, 23,018.75 and 10,392.63

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Solution

The fourth proportional to 16,680.25, 23,018.75 and 10,392.63 is: 14,341.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,680.25 : 23,018.75 = 10,392.63 : x
  2. Step 2: Convert to fraction form
    16,680.25/23,018.75 = 10,392.63/x
  3. Step 3: Cross multiply
    16,680.25x = 23,018.75 × 10,392.63
  4. Step 4: Simplify right side
    16,680.25x = 239,225,351.81
  5. Step 5: Solve for x
    x = 239,225,351.81/16,680.25
  6. Step 6: Final answer
    x = 14,341.83

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Half scale
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Double scale
Find fourth proportional to 16,681.25, 23,020.13 and 10,393.63
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.