Home / 31,988.66-44,132.46-18,552.38

Finding the Fourth Proportional to 31,988.66, 44,132.46 and 18,552.38

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Solution

The fourth proportional to 31,988.66, 44,132.46 and 18,552.38 is: 25,595.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,988.66 : 44,132.46 = 18,552.38 : x
  2. Step 2: Convert to fraction form
    31,988.66/44,132.46 = 18,552.38/x
  3. Step 3: Cross multiply
    31,988.66x = 44,132.46 × 18,552.38
  4. Step 4: Simplify right side
    31,988.66x = 818,762,168.25
  5. Step 5: Solve for x
    x = 818,762,168.25/31,988.66
  6. Step 6: Final answer
    x = 25,595.39

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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.