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Finding the Fourth Proportional to 45,654.76, 62,998.50 and 25,782.76

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Solution

The fourth proportional to 45,654.76, 62,998.50 and 25,782.76 is: 35,577.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,654.76 : 62,998.50 = 25,782.76 : x
  2. Step 2: Convert to fraction form
    45,654.76/62,998.50 = 25,782.76/x
  3. Step 3: Cross multiply
    45,654.76x = 62,998.50 × 25,782.76
  4. Step 4: Simplify right side
    45,654.76x = 1,624,275,205.86
  5. Step 5: Solve for x
    x = 1,624,275,205.86/45,654.76
  6. Step 6: Final answer
    x = 35,577.35

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Double scale
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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.