Home / 31,557.42-47,319.54-9,367.74

Finding the Fourth Proportional to 31,557.42, 47,319.54 and 9,367.74

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Solution

The fourth proportional to 31,557.42, 47,319.54 and 9,367.74 is: 14,046.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,557.42 : 47,319.54 = 9,367.74 : x
  2. Step 2: Convert to fraction form
    31,557.42/47,319.54 = 9,367.74/x
  3. Step 3: Cross multiply
    31,557.42x = 47,319.54 × 9,367.74
  4. Step 4: Simplify right side
    31,557.42x = 443,277,147.64
  5. Step 5: Solve for x
    x = 443,277,147.64/31,557.42
  6. Step 6: Final answer
    x = 14,046.69

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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.