Home / 15,272.16-22,908.24-4,178.40

Finding the Fourth Proportional to 15,272.16, 22,908.24 and 4,178.40

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Solution

The fourth proportional to 15,272.16, 22,908.24 and 4,178.40 is: 6,267.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,272.16 : 22,908.24 = 4,178.40 : x
  2. Step 2: Convert to fraction form
    15,272.16/22,908.24 = 4,178.40/x
  3. Step 3: Cross multiply
    15,272.16x = 22,908.24 × 4,178.40
  4. Step 4: Simplify right side
    15,272.16x = 95,719,654.58
  5. Step 5: Solve for x
    x = 95,719,654.58/15,272.16
  6. Step 6: Final answer
    x = 6,267.59

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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.