Home / 42,746.90-64,064.45-22,982.90

Finding the Fourth Proportional to 42,746.90, 64,064.45 and 22,982.90

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Solution

The fourth proportional to 42,746.90, 64,064.45 and 22,982.90 is: 34,444.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,746.90 : 64,064.45 = 22,982.90 : x
  2. Step 2: Convert to fraction form
    42,746.90/64,064.45 = 22,982.90/x
  3. Step 3: Cross multiply
    42,746.90x = 64,064.45 × 22,982.90
  4. Step 4: Simplify right side
    42,746.90x = 1,472,386,585.04
  5. Step 5: Solve for x
    x = 1,472,386,585.04/42,746.90
  6. Step 6: Final answer
    x = 34,444.29

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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.