Home / 42,752.64-64,073.06-22,988.64

Finding the Fourth Proportional to 42,752.64, 64,073.06 and 22,988.64

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Solution

The fourth proportional to 42,752.64, 64,073.06 and 22,988.64 is: 34,452.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,752.64 : 64,073.06 = 22,988.64 : x
  2. Step 2: Convert to fraction form
    42,752.64/64,073.06 = 22,988.64/x
  3. Step 3: Cross multiply
    42,752.64x = 64,073.06 × 22,988.64
  4. Step 4: Simplify right side
    42,752.64x = 1,472,952,510.04
  5. Step 5: Solve for x
    x = 1,472,952,510.04/42,752.64
  6. Step 6: Final answer
    x = 34,452.90

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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.