Home / 31,558.46-47,342.61-9,374.04

Finding the Fourth Proportional to 31,558.46, 47,342.61 and 9,374.04

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Solution

The fourth proportional to 31,558.46, 47,342.61 and 9,374.04 is: 14,062.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,558.46 : 47,342.61 = 9,374.04 : x
  2. Step 2: Convert to fraction form
    31,558.46/47,342.61 = 9,374.04/x
  3. Step 3: Cross multiply
    31,558.46x = 47,342.61 × 9,374.04
  4. Step 4: Simplify right side
    31,558.46x = 443,791,519.84
  5. Step 5: Solve for x
    x = 443,791,519.84/31,558.46
  6. Step 6: Final answer
    x = 14,062.52

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1.5x scale

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.