Home / 23,143.23-34,714.85-5,612.91

Finding the Fourth Proportional to 23,143.23, 34,714.85 and 5,612.91

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Solution

The fourth proportional to 23,143.23, 34,714.85 and 5,612.91 is: 8,419.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,143.23 : 34,714.85 = 5,612.91 : x
  2. Step 2: Convert to fraction form
    23,143.23/34,714.85 = 5,612.91/x
  3. Step 3: Cross multiply
    23,143.23x = 34,714.85 × 5,612.91
  4. Step 4: Simplify right side
    23,143.23x = 194,851,170.47
  5. Step 5: Solve for x
    x = 194,851,170.47/23,143.23
  6. Step 6: Final answer
    x = 8,419.36

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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.