Home / 31,678.86-47,534.82-22,985.52

Finding the Fourth Proportional to 31,678.86, 47,534.82 and 22,985.52

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Solution

The fourth proportional to 31,678.86, 47,534.82 and 22,985.52 is: 34,490.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,678.86 : 47,534.82 = 22,985.52 : x
  2. Step 2: Convert to fraction form
    31,678.86/47,534.82 = 22,985.52/x
  3. Step 3: Cross multiply
    31,678.86x = 47,534.82 × 22,985.52
  4. Step 4: Simplify right side
    31,678.86x = 1,092,612,555.81
  5. Step 5: Solve for x
    x = 1,092,612,555.81/31,678.86
  6. Step 6: Final answer
    x = 34,490.27

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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.