Home / 34,815.62-48,044.17-18,899.66

Finding the Fourth Proportional to 34,815.62, 48,044.17 and 18,899.66

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Solution

The fourth proportional to 34,815.62, 48,044.17 and 18,899.66 is: 26,080.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,815.62 : 48,044.17 = 18,899.66 : x
  2. Step 2: Convert to fraction form
    34,815.62/48,044.17 = 18,899.66/x
  3. Step 3: Cross multiply
    34,815.62x = 48,044.17 × 18,899.66
  4. Step 4: Simplify right side
    34,815.62x = 908,018,621.72
  5. Step 5: Solve for x
    x = 908,018,621.72/34,815.62
  6. Step 6: Final answer
    x = 26,080.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.