Home / 15,685.27-23,535.97-10,423.89

Finding the Fourth Proportional to 15,685.27, 23,535.97 and 10,423.89

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Solution

The fourth proportional to 15,685.27, 23,535.97 and 10,423.89 is: 15,641.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,685.27 : 23,535.97 = 10,423.89 : x
  2. Step 2: Convert to fraction form
    15,685.27/23,535.97 = 10,423.89/x
  3. Step 3: Cross multiply
    15,685.27x = 23,535.97 × 10,423.89
  4. Step 4: Simplify right side
    15,685.27x = 245,336,362.32
  5. Step 5: Solve for x
    x = 245,336,362.32/15,685.27
  6. Step 6: Final answer
    x = 15,641.19

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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.