Home / 31,508.57-43,482.63-17,361.42

Finding the Fourth Proportional to 31,508.57, 43,482.63 and 17,361.42

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Solution

The fourth proportional to 31,508.57, 43,482.63 and 17,361.42 is: 23,959.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,508.57 : 43,482.63 = 17,361.42 : x
  2. Step 2: Convert to fraction form
    31,508.57/43,482.63 = 17,361.42/x
  3. Step 3: Cross multiply
    31,508.57x = 43,482.63 × 17,361.42
  4. Step 4: Simplify right side
    31,508.57x = 754,920,202.13
  5. Step 5: Solve for x
    x = 754,920,202.13/31,508.57
  6. Step 6: Final answer
    x = 23,959.20

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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.