Home / 41,147.20-61,714.20-14,838.40

Finding the Fourth Proportional to 41,147.20, 61,714.20 and 14,838.40

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Solution

The fourth proportional to 41,147.20, 61,714.20 and 14,838.40 is: 22,255.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,147.20 : 61,714.20 = 14,838.40 : x
  2. Step 2: Convert to fraction form
    41,147.20/61,714.20 = 14,838.40/x
  3. Step 3: Cross multiply
    41,147.20x = 61,714.20 × 14,838.40
  4. Step 4: Simplify right side
    41,147.20x = 915,739,985.28
  5. Step 5: Solve for x
    x = 915,739,985.28/41,147.20
  6. Step 6: Final answer
    x = 22,255.22

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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.