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Finding the Fourth Proportional to 45,677.88, 63,034.92 and 25,259.90

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Solution

The fourth proportional to 45,677.88, 63,034.92 and 25,259.90 is: 34,858.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,677.88 : 63,034.92 = 25,259.90 : x
  2. Step 2: Convert to fraction form
    45,677.88/63,034.92 = 25,259.90/x
  3. Step 3: Cross multiply
    45,677.88x = 63,034.92 × 25,259.90
  4. Step 4: Simplify right side
    45,677.88x = 1,592,255,460.53
  5. Step 5: Solve for x
    x = 1,592,255,460.53/45,677.88
  6. Step 6: Final answer
    x = 34,858.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.