Home / 15,433.30-23,186.85-9,897.49

Finding the Fourth Proportional to 15,433.30, 23,186.85 and 9,897.49

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Solution

The fourth proportional to 15,433.30, 23,186.85 and 9,897.49 is: 14,869.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,433.30 : 23,186.85 = 9,897.49 : x
  2. Step 2: Convert to fraction form
    15,433.30/23,186.85 = 9,897.49/x
  3. Step 3: Cross multiply
    15,433.30x = 23,186.85 × 9,897.49
  4. Step 4: Simplify right side
    15,433.30x = 229,491,616.01
  5. Step 5: Solve for x
    x = 229,491,616.01/15,433.30
  6. Step 6: Final answer
    x = 14,869.90

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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.