Home / 34,449.90-47,528.61-22,520.12

Finding the Fourth Proportional to 34,449.90, 47,528.61 and 22,520.12

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Solution

The fourth proportional to 34,449.90, 47,528.61 and 22,520.12 is: 31,069.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,449.90 : 47,528.61 = 22,520.12 : x
  2. Step 2: Convert to fraction form
    34,449.90/47,528.61 = 22,520.12/x
  3. Step 3: Cross multiply
    34,449.90x = 47,528.61 × 22,520.12
  4. Step 4: Simplify right side
    34,449.90x = 1,070,350,000.63
  5. Step 5: Solve for x
    x = 1,070,350,000.63/34,449.90
  6. Step 6: Final answer
    x = 31,069.76

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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.