Home / 51,565.86-77,294.75-21,597.21

Finding the Fourth Proportional to 51,565.86, 77,294.75 and 21,597.21

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Solution

The fourth proportional to 51,565.86, 77,294.75 and 21,597.21 is: 32,373.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,565.86 : 77,294.75 = 21,597.21 : x
  2. Step 2: Convert to fraction form
    51,565.86/77,294.75 = 21,597.21/x
  3. Step 3: Cross multiply
    51,565.86x = 77,294.75 × 21,597.21
  4. Step 4: Simplify right side
    51,565.86x = 1,669,350,839.66
  5. Step 5: Solve for x
    x = 1,669,350,839.66/51,565.86
  6. Step 6: Final answer
    x = 32,373.18

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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.