Home / 18,306.42-25,265.01-11,230.26

Finding the Fourth Proportional to 18,306.42, 25,265.01 and 11,230.26

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Solution

The fourth proportional to 18,306.42, 25,265.01 and 11,230.26 is: 15,499.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,306.42 : 25,265.01 = 11,230.26 : x
  2. Step 2: Convert to fraction form
    18,306.42/25,265.01 = 11,230.26/x
  3. Step 3: Cross multiply
    18,306.42x = 25,265.01 × 11,230.26
  4. Step 4: Simplify right side
    18,306.42x = 283,732,631.20
  5. Step 5: Solve for x
    x = 283,732,631.20/18,306.42
  6. Step 6: Final answer
    x = 15,499.08

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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.