Home / 42,645.40-63,968.12-22,933.24

Finding the Fourth Proportional to 42,645.40, 63,968.12 and 22,933.24

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Solution

The fourth proportional to 42,645.40, 63,968.12 and 22,933.24 is: 34,399.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,645.40 : 63,968.12 = 22,933.24 : x
  2. Step 2: Convert to fraction form
    42,645.40/63,968.12 = 22,933.24/x
  3. Step 3: Cross multiply
    42,645.40x = 63,968.12 × 22,933.24
  4. Step 4: Simplify right side
    42,645.40x = 1,466,996,248.31
  5. Step 5: Solve for x
    x = 1,466,996,248.31/42,645.40
  6. Step 6: Final answer
    x = 34,399.87

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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.