Home / 38,312.32-57,449.04-17,518

Finding the Fourth Proportional to 38,312.32, 57,449.04 and 17,518

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Solution

The fourth proportional to 38,312.32, 57,449.04 and 17,518 is: 26,268.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,312.32 : 57,449.04 = 17,518 : x
  2. Step 2: Convert to fraction form
    38,312.32/57,449.04 = 17,518/x
  3. Step 3: Cross multiply
    38,312.32x = 57,449.04 × 17,518
  4. Step 4: Simplify right side
    38,312.32x = 1,006,392,282.72
  5. Step 5: Solve for x
    x = 1,006,392,282.72/38,312.32
  6. Step 6: Final answer
    x = 26,268.11

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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.