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Finding the Fourth Proportional to 42,334.66, 63,540.06 and 22,630.06

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Solution

The fourth proportional to 42,334.66, 63,540.06 and 22,630.06 is: 33,965.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,334.66 : 63,540.06 = 22,630.06 : x
  2. Step 2: Convert to fraction form
    42,334.66/63,540.06 = 22,630.06/x
  3. Step 3: Cross multiply
    42,334.66x = 63,540.06 × 22,630.06
  4. Step 4: Simplify right side
    42,334.66x = 1,437,915,211.35
  5. Step 5: Solve for x
    x = 1,437,915,211.35/42,334.66
  6. Step 6: Final answer
    x = 33,965.44

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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.