Home / 47,990.40-66,209.76-32,084.88

Finding the Fourth Proportional to 47,990.40, 66,209.76 and 32,084.88

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Solution

The fourth proportional to 47,990.40, 66,209.76 and 32,084.88 is: 44,265.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,990.40 : 66,209.76 = 32,084.88 : x
  2. Step 2: Convert to fraction form
    47,990.40/66,209.76 = 32,084.88/x
  3. Step 3: Cross multiply
    47,990.40x = 66,209.76 × 32,084.88
  4. Step 4: Simplify right side
    47,990.40x = 2,124,332,204.43
  5. Step 5: Solve for x
    x = 2,124,332,204.43/47,990.40
  6. Step 6: Final answer
    x = 44,265.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.