Home / 25,582.55-38,383.02-8,947.17

Finding the Fourth Proportional to 25,582.55, 38,383.02 and 8,947.17

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Solution

The fourth proportional to 25,582.55, 38,383.02 and 8,947.17 is: 13,423.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,582.55 : 38,383.02 = 8,947.17 : x
  2. Step 2: Convert to fraction form
    25,582.55/38,383.02 = 8,947.17/x
  3. Step 3: Cross multiply
    25,582.55x = 38,383.02 × 8,947.17
  4. Step 4: Simplify right side
    25,582.55x = 343,419,405.05
  5. Step 5: Solve for x
    x = 343,419,405.05/25,582.55
  6. Step 6: Final answer
    x = 13,423.97

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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.