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Finding the Fourth Proportional to 45,633.79, 62,973.96 and 25,490.95

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Solution

The fourth proportional to 45,633.79, 62,973.96 and 25,490.95 is: 35,177.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,633.79 : 62,973.96 = 25,490.95 : x
  2. Step 2: Convert to fraction form
    45,633.79/62,973.96 = 25,490.95/x
  3. Step 3: Cross multiply
    45,633.79x = 62,973.96 × 25,490.95
  4. Step 4: Simplify right side
    45,633.79x = 1,605,266,065.66
  5. Step 5: Solve for x
    x = 1,605,266,065.66/45,633.79
  6. Step 6: Final answer
    x = 35,177.14

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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.