Home / 23,402.20-35,117.18-8,621.47

Finding the Fourth Proportional to 23,402.20, 35,117.18 and 8,621.47

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Solution

The fourth proportional to 23,402.20, 35,117.18 and 8,621.47 is: 12,937.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,402.20 : 35,117.18 = 8,621.47 : x
  2. Step 2: Convert to fraction form
    23,402.20/35,117.18 = 8,621.47/x
  3. Step 3: Cross multiply
    23,402.20x = 35,117.18 × 8,621.47
  4. Step 4: Simplify right side
    23,402.20x = 302,761,713.85
  5. Step 5: Solve for x
    x = 302,761,713.85/23,402.20
  6. Step 6: Final answer
    x = 12,937.32

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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.