Home / 31,337.47-47,010.60-9,152.49

Finding the Fourth Proportional to 31,337.47, 47,010.60 and 9,152.49

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Solution

The fourth proportional to 31,337.47, 47,010.60 and 9,152.49 is: 13,730.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,337.47 : 47,010.60 = 9,152.49 : x
  2. Step 2: Convert to fraction form
    31,337.47/47,010.60 = 9,152.49/x
  3. Step 3: Cross multiply
    31,337.47x = 47,010.60 × 9,152.49
  4. Step 4: Simplify right side
    31,337.47x = 430,264,046.39
  5. Step 5: Solve for x
    x = 430,264,046.39/31,337.47
  6. Step 6: Final answer
    x = 13,730.02

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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.