Home / 31,416.92-47,125.14-8,043.32

Finding the Fourth Proportional to 31,416.92, 47,125.14 and 8,043.32

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Solution

The fourth proportional to 31,416.92, 47,125.14 and 8,043.32 is: 12,064.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,416.92 : 47,125.14 = 8,043.32 : x
  2. Step 2: Convert to fraction form
    31,416.92/47,125.14 = 8,043.32/x
  3. Step 3: Cross multiply
    31,416.92x = 47,125.14 × 8,043.32
  4. Step 4: Simplify right side
    31,416.92x = 379,042,581.06
  5. Step 5: Solve for x
    x = 379,042,581.06/31,416.92
  6. Step 6: Final answer
    x = 12,064.92

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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.