Home / 23,132.06-31,912.29-13,574.87

Finding the Fourth Proportional to 23,132.06, 31,912.29 and 13,574.87

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Solution

The fourth proportional to 23,132.06, 31,912.29 and 13,574.87 is: 18,727.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,132.06 : 31,912.29 = 13,574.87 : x
  2. Step 2: Convert to fraction form
    23,132.06/31,912.29 = 13,574.87/x
  3. Step 3: Cross multiply
    23,132.06x = 31,912.29 × 13,574.87
  4. Step 4: Simplify right side
    23,132.06x = 433,205,267.93
  5. Step 5: Solve for x
    x = 433,205,267.93/23,132.06
  6. Step 6: Final answer
    x = 18,727.48

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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.