Home / 31,968.16-44,116.11-17,820.70

Finding the Fourth Proportional to 31,968.16, 44,116.11 and 17,820.70

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Solution

The fourth proportional to 31,968.16, 44,116.11 and 17,820.70 is: 24,592.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,968.16 : 44,116.11 = 17,820.70 : x
  2. Step 2: Convert to fraction form
    31,968.16/44,116.11 = 17,820.70/x
  3. Step 3: Cross multiply
    31,968.16x = 44,116.11 × 17,820.70
  4. Step 4: Simplify right side
    31,968.16x = 786,179,740.90
  5. Step 5: Solve for x
    x = 786,179,740.90/31,968.16
  6. Step 6: Final answer
    x = 24,592.59

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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.