Home / 16,723.74-23,079-10,009.65

Finding the Fourth Proportional to 16,723.74, 23,079 and 10,009.65

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Solution

The fourth proportional to 16,723.74, 23,079 and 10,009.65 is: 13,813.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,723.74 : 23,079 = 10,009.65 : x
  2. Step 2: Convert to fraction form
    16,723.74/23,079 = 10,009.65/x
  3. Step 3: Cross multiply
    16,723.74x = 23,079 × 10,009.65
  4. Step 4: Simplify right side
    16,723.74x = 231,012,712.35
  5. Step 5: Solve for x
    x = 231,012,712.35/16,723.74
  6. Step 6: Final answer
    x = 13,813.46

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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.