Home / 42,330.82-63,440.51-23,619.66

Finding the Fourth Proportional to 42,330.82, 63,440.51 and 23,619.66

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Solution

The fourth proportional to 42,330.82, 63,440.51 and 23,619.66 is: 35,398.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,330.82 : 63,440.51 = 23,619.66 : x
  2. Step 2: Convert to fraction form
    42,330.82/63,440.51 = 23,619.66/x
  3. Step 3: Cross multiply
    42,330.82x = 63,440.51 × 23,619.66
  4. Step 4: Simplify right side
    42,330.82x = 1,498,443,276.43
  5. Step 5: Solve for x
    x = 1,498,443,276.43/42,330.82
  6. Step 6: Final answer
    x = 35,398.40

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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.