Home / 16,812.71-23,210.85-10,099.97

Finding the Fourth Proportional to 16,812.71, 23,210.85 and 10,099.97

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Solution

The fourth proportional to 16,812.71, 23,210.85 and 10,099.97 is: 13,943.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,812.71 : 23,210.85 = 10,099.97 : x
  2. Step 2: Convert to fraction form
    16,812.71/23,210.85 = 10,099.97/x
  3. Step 3: Cross multiply
    16,812.71x = 23,210.85 × 10,099.97
  4. Step 4: Simplify right side
    16,812.71x = 234,428,897.54
  5. Step 5: Solve for x
    x = 234,428,897.54/16,812.71
  6. Step 6: Final answer
    x = 13,943.55

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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.