Home / 31,987.99-44,143.49-17,841.75

Finding the Fourth Proportional to 31,987.99, 44,143.49 and 17,841.75

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Solution

The fourth proportional to 31,987.99, 44,143.49 and 17,841.75 is: 24,621.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,987.99 : 44,143.49 = 17,841.75 : x
  2. Step 2: Convert to fraction form
    31,987.99/44,143.49 = 17,841.75/x
  3. Step 3: Cross multiply
    31,987.99x = 44,143.49 × 17,841.75
  4. Step 4: Simplify right side
    31,987.99x = 787,597,112.71
  5. Step 5: Solve for x
    x = 787,597,112.71/31,987.99
  6. Step 6: Final answer
    x = 24,621.65

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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.