Home / 15,186.62-22,780.08-5,326.14

Finding the Fourth Proportional to 15,186.62, 22,780.08 and 5,326.14

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Solution

The fourth proportional to 15,186.62, 22,780.08 and 5,326.14 is: 7,989.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,186.62 : 22,780.08 = 5,326.14 : x
  2. Step 2: Convert to fraction form
    15,186.62/22,780.08 = 5,326.14/x
  3. Step 3: Cross multiply
    15,186.62x = 22,780.08 × 5,326.14
  4. Step 4: Simplify right side
    15,186.62x = 121,329,895.29
  5. Step 5: Solve for x
    x = 121,329,895.29/15,186.62
  6. Step 6: Final answer
    x = 7,989.26

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1.5x scale

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.