Home / 31,988.06-44,146.22-17,649.21

Finding the Fourth Proportional to 31,988.06, 44,146.22 and 17,649.21

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Solution

The fourth proportional to 31,988.06, 44,146.22 and 17,649.21 is: 24,357.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,988.06 : 44,146.22 = 17,649.21 : x
  2. Step 2: Convert to fraction form
    31,988.06/44,146.22 = 17,649.21/x
  3. Step 3: Cross multiply
    31,988.06x = 44,146.22 × 17,649.21
  4. Step 4: Simplify right side
    31,988.06x = 779,145,819.24
  5. Step 5: Solve for x
    x = 779,145,819.24/31,988.06
  6. Step 6: Final answer
    x = 24,357.40

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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.