Home / 34,432.16-47,493.76-20,275.04

Finding the Fourth Proportional to 34,432.16, 47,493.76 and 20,275.04

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Solution

The fourth proportional to 34,432.16, 47,493.76 and 20,275.04 is: 27,966.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,432.16 : 47,493.76 = 20,275.04 : x
  2. Step 2: Convert to fraction form
    34,432.16/47,493.76 = 20,275.04/x
  3. Step 3: Cross multiply
    34,432.16x = 47,493.76 × 20,275.04
  4. Step 4: Simplify right side
    34,432.16x = 962,937,883.75
  5. Step 5: Solve for x
    x = 962,937,883.75/34,432.16
  6. Step 6: Final answer
    x = 27,966.24

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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.