Home / 15,171.68-22,755.63-4,079.27

Finding the Fourth Proportional to 15,171.68, 22,755.63 and 4,079.27

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Solution

The fourth proportional to 15,171.68, 22,755.63 and 4,079.27 is: 6,118.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,171.68 : 22,755.63 = 4,079.27 : x
  2. Step 2: Convert to fraction form
    15,171.68/22,755.63 = 4,079.27/x
  3. Step 3: Cross multiply
    15,171.68x = 22,755.63 × 4,079.27
  4. Step 4: Simplify right side
    15,171.68x = 92,826,358.79
  5. Step 5: Solve for x
    x = 92,826,358.79/15,171.68
  6. Step 6: Final answer
    x = 6,118.40

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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.