Home / 25,438.88-38,092.64-17,565.68

Finding the Fourth Proportional to 25,438.88, 38,092.64 and 17,565.68

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Solution

The fourth proportional to 25,438.88, 38,092.64 and 17,565.68 is: 26,303.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,438.88 : 38,092.64 = 17,565.68 : x
  2. Step 2: Convert to fraction form
    25,438.88/38,092.64 = 17,565.68/x
  3. Step 3: Cross multiply
    25,438.88x = 38,092.64 × 17,565.68
  4. Step 4: Simplify right side
    25,438.88x = 669,123,124.60
  5. Step 5: Solve for x
    x = 669,123,124.60/25,438.88
  6. Step 6: Final answer
    x = 26,303.17

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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.