Home / 31,231.59-43,099.95-17,084.13

Finding the Fourth Proportional to 31,231.59, 43,099.95 and 17,084.13

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Solution

The fourth proportional to 31,231.59, 43,099.95 and 17,084.13 is: 23,576.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,231.59 : 43,099.95 = 17,084.13 : x
  2. Step 2: Convert to fraction form
    31,231.59/43,099.95 = 17,084.13/x
  3. Step 3: Cross multiply
    31,231.59x = 43,099.95 × 17,084.13
  4. Step 4: Simplify right side
    31,231.59x = 736,325,148.79
  5. Step 5: Solve for x
    x = 736,325,148.79/31,231.59
  6. Step 6: Final answer
    x = 23,576.29

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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.