Home / 15,428.13-23,164.02-14,723.43

Finding the Fourth Proportional to 15,428.13, 23,164.02 and 14,723.43

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Solution

The fourth proportional to 15,428.13, 23,164.02 and 14,723.43 is: 22,105.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,428.13 : 23,164.02 = 14,723.43 : x
  2. Step 2: Convert to fraction form
    15,428.13/23,164.02 = 14,723.43/x
  3. Step 3: Cross multiply
    15,428.13x = 23,164.02 × 14,723.43
  4. Step 4: Simplify right side
    15,428.13x = 341,053,826.99
  5. Step 5: Solve for x
    x = 341,053,826.99/15,428.13
  6. Step 6: Final answer
    x = 22,105.97

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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.