Home / 15,854.20-23,732.70-14,979.40

Finding the Fourth Proportional to 15,854.20, 23,732.70 and 14,979.40

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Solution

The fourth proportional to 15,854.20, 23,732.70 and 14,979.40 is: 22,423.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,854.20 : 23,732.70 = 14,979.40 : x
  2. Step 2: Convert to fraction form
    15,854.20/23,732.70 = 14,979.40/x
  3. Step 3: Cross multiply
    15,854.20x = 23,732.70 × 14,979.40
  4. Step 4: Simplify right side
    15,854.20x = 355,501,606.38
  5. Step 5: Solve for x
    x = 355,501,606.38/15,854.20
  6. Step 6: Final answer
    x = 22,423.18

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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.