Home / 31,623.13-43,638.24-17,475.13

Finding the Fourth Proportional to 31,623.13, 43,638.24 and 17,475.13

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Solution

The fourth proportional to 31,623.13, 43,638.24 and 17,475.13 is: 24,114.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,623.13 : 43,638.24 = 17,475.13 : x
  2. Step 2: Convert to fraction form
    31,623.13/43,638.24 = 17,475.13/x
  3. Step 3: Cross multiply
    31,623.13x = 43,638.24 × 17,475.13
  4. Step 4: Simplify right side
    31,623.13x = 762,583,916.97
  5. Step 5: Solve for x
    x = 762,583,916.97/31,623.13
  6. Step 6: Final answer
    x = 24,114.75

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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.