Home / 15,443.17-23,165.13-4,349.78

Finding the Fourth Proportional to 15,443.17, 23,165.13 and 4,349.78

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Solution

The fourth proportional to 15,443.17, 23,165.13 and 4,349.78 is: 6,524.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,443.17 : 23,165.13 = 4,349.78 : x
  2. Step 2: Convert to fraction form
    15,443.17/23,165.13 = 4,349.78/x
  3. Step 3: Cross multiply
    15,443.17x = 23,165.13 × 4,349.78
  4. Step 4: Simplify right side
    15,443.17x = 100,763,277.08
  5. Step 5: Solve for x
    x = 100,763,277.08/15,443.17
  6. Step 6: Final answer
    x = 6,524.78

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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.