Home / 31,622.13-43,636.86-17,474.13

Finding the Fourth Proportional to 31,622.13, 43,636.86 and 17,474.13

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Solution

The fourth proportional to 31,622.13, 43,636.86 and 17,474.13 is: 24,113.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,622.13 : 43,636.86 = 17,474.13 : x
  2. Step 2: Convert to fraction form
    31,622.13/43,636.86 = 17,474.13/x
  3. Step 3: Cross multiply
    31,622.13x = 43,636.86 × 17,474.13
  4. Step 4: Simplify right side
    31,622.13x = 762,516,164.43
  5. Step 5: Solve for x
    x = 762,516,164.43/31,622.13
  6. Step 6: Final answer
    x = 24,113.37

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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.