Home / 31,961.55-44,103.78-17,812.88

Finding the Fourth Proportional to 31,961.55, 44,103.78 and 17,812.88

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Solution

The fourth proportional to 31,961.55, 44,103.78 and 17,812.88 is: 24,580.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,961.55 : 44,103.78 = 17,812.88 : x
  2. Step 2: Convert to fraction form
    31,961.55/44,103.78 = 17,812.88/x
  3. Step 3: Cross multiply
    31,961.55x = 44,103.78 × 17,812.88
  4. Step 4: Simplify right side
    31,961.55x = 785,615,120.17
  5. Step 5: Solve for x
    x = 785,615,120.17/31,961.55
  6. Step 6: Final answer
    x = 24,580.01

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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.