Home / 31,845.02-47,767.65-9,658.59

Finding the Fourth Proportional to 31,845.02, 47,767.65 and 9,658.59

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Solution

The fourth proportional to 31,845.02, 47,767.65 and 9,658.59 is: 14,487.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,845.02 : 47,767.65 = 9,658.59 : x
  2. Step 2: Convert to fraction form
    31,845.02/47,767.65 = 9,658.59/x
  3. Step 3: Cross multiply
    31,845.02x = 47,767.65 × 9,658.59
  4. Step 4: Simplify right side
    31,845.02x = 461,368,098.32
  5. Step 5: Solve for x
    x = 461,368,098.32/31,845.02
  6. Step 6: Final answer
    x = 14,487.92

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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.