Home / 25,853.39-38,770.52-9,209.00

Finding the Fourth Proportional to 25,853.39, 38,770.52 and 9,209.00

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Solution

The fourth proportional to 25,853.39, 38,770.52 and 9,209.00 is: 13,810.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,853.39 : 38,770.52 = 9,209.00 : x
  2. Step 2: Convert to fraction form
    25,853.39/38,770.52 = 9,209.00/x
  3. Step 3: Cross multiply
    25,853.39x = 38,770.52 × 9,209.00
  4. Step 4: Simplify right side
    25,853.39x = 357,037,769.56
  5. Step 5: Solve for x
    x = 357,037,769.56/25,853.39
  6. Step 6: Final answer
    x = 13,810.10

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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.