Home / 15,285.71-22,930.29-13,716.07

Finding the Fourth Proportional to 15,285.71, 22,930.29 and 13,716.07

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Solution

The fourth proportional to 15,285.71, 22,930.29 and 13,716.07 is: 20,575.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,285.71 : 22,930.29 = 13,716.07 : x
  2. Step 2: Convert to fraction form
    15,285.71/22,930.29 = 13,716.07/x
  3. Step 3: Cross multiply
    15,285.71x = 22,930.29 × 13,716.07
  4. Step 4: Simplify right side
    15,285.71x = 314,513,405.43
  5. Step 5: Solve for x
    x = 314,513,405.43/15,285.71
  6. Step 6: Final answer
    x = 20,575.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.