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Finding the Fourth Proportional to 45,951.56, 63,412.68 and 25,808

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Solution

The fourth proportional to 45,951.56, 63,412.68 and 25,808 is: 35,614.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,951.56 : 63,412.68 = 25,808 : x
  2. Step 2: Convert to fraction form
    45,951.56/63,412.68 = 25,808/x
  3. Step 3: Cross multiply
    45,951.56x = 63,412.68 × 25,808
  4. Step 4: Simplify right side
    45,951.56x = 1,636,554,445.44
  5. Step 5: Solve for x
    x = 1,636,554,445.44/45,951.56
  6. Step 6: Final answer
    x = 35,614.77

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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.