Home / 16,161.75-22,303.53-10,572.75

Finding the Fourth Proportional to 16,161.75, 22,303.53 and 10,572.75

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Solution

The fourth proportional to 16,161.75, 22,303.53 and 10,572.75 is: 14,590.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,161.75 : 22,303.53 = 10,572.75 : x
  2. Step 2: Convert to fraction form
    16,161.75/22,303.53 = 10,572.75/x
  3. Step 3: Cross multiply
    16,161.75x = 22,303.53 × 10,572.75
  4. Step 4: Simplify right side
    16,161.75x = 235,809,646.81
  5. Step 5: Solve for x
    x = 235,809,646.81/16,161.75
  6. Step 6: Final answer
    x = 14,590.60

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Half scale
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Double scale
Find fourth proportional to 16,162.75, 22,304.91 and 10,573.75
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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.