Home / 23,456.76-32,372.64-13,386.71

Finding the Fourth Proportional to 23,456.76, 32,372.64 and 13,386.71

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Solution

The fourth proportional to 23,456.76, 32,372.64 and 13,386.71 is: 18,474.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,456.76 : 32,372.64 = 13,386.71 : x
  2. Step 2: Convert to fraction form
    23,456.76/32,372.64 = 13,386.71/x
  3. Step 3: Cross multiply
    23,456.76x = 32,372.64 × 13,386.71
  4. Step 4: Simplify right side
    23,456.76x = 433,363,174.35
  5. Step 5: Solve for x
    x = 433,363,174.35/23,456.76
  6. Step 6: Final answer
    x = 18,474.98

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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.