Home / 25,572.80-38,351.64-11,524.70

Finding the Fourth Proportional to 25,572.80, 38,351.64 and 11,524.70

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Solution

The fourth proportional to 25,572.80, 38,351.64 and 11,524.70 is: 17,283.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,572.80 : 38,351.64 = 11,524.70 : x
  2. Step 2: Convert to fraction form
    25,572.80/38,351.64 = 11,524.70/x
  3. Step 3: Cross multiply
    25,572.80x = 38,351.64 × 11,524.70
  4. Step 4: Simplify right side
    25,572.80x = 441,991,145.51
  5. Step 5: Solve for x
    x = 441,991,145.51/25,572.80
  6. Step 6: Final answer
    x = 17,283.64

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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.