Home / 31,187.20-43,035.60-17,576.52

Finding the Fourth Proportional to 31,187.20, 43,035.60 and 17,576.52

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Solution

The fourth proportional to 31,187.20, 43,035.60 and 17,576.52 is: 24,254.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,187.20 : 43,035.60 = 17,576.52 : x
  2. Step 2: Convert to fraction form
    31,187.20/43,035.60 = 17,576.52/x
  3. Step 3: Cross multiply
    31,187.20x = 43,035.60 × 17,576.52
  4. Step 4: Simplify right side
    31,187.20x = 756,416,084.11
  5. Step 5: Solve for x
    x = 756,416,084.11/31,187.20
  6. Step 6: Final answer
    x = 24,254.06

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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.