Home / 42,707.52-64,069.92-15,024.96

Finding the Fourth Proportional to 42,707.52, 64,069.92 and 15,024.96

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Solution

The fourth proportional to 42,707.52, 64,069.92 and 15,024.96 is: 22,540.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,707.52 : 64,069.92 = 15,024.96 : x
  2. Step 2: Convert to fraction form
    42,707.52/64,069.92 = 15,024.96/x
  3. Step 3: Cross multiply
    42,707.52x = 64,069.92 × 15,024.96
  4. Step 4: Simplify right side
    42,707.52x = 962,647,985.20
  5. Step 5: Solve for x
    x = 962,647,985.20/42,707.52
  6. Step 6: Final answer
    x = 22,540.48

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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.