Home / 42,151.81-63,227.73-23,422.90

Finding the Fourth Proportional to 42,151.81, 63,227.73 and 23,422.90

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Solution

The fourth proportional to 42,151.81, 63,227.73 and 23,422.90 is: 35,134.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,151.81 : 63,227.73 = 23,422.90 : x
  2. Step 2: Convert to fraction form
    42,151.81/63,227.73 = 23,422.90/x
  3. Step 3: Cross multiply
    42,151.81x = 63,227.73 × 23,422.90
  4. Step 4: Simplify right side
    42,151.81x = 1,480,976,797.02
  5. Step 5: Solve for x
    x = 1,480,976,797.02/42,151.81
  6. Step 6: Final answer
    x = 35,134.36

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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.