Home / 29,121.45-40,132.01-25,087.02

Finding the Fourth Proportional to 29,121.45, 40,132.01 and 25,087.02

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Solution

The fourth proportional to 29,121.45, 40,132.01 and 25,087.02 is: 34,572.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,121.45 : 40,132.01 = 25,087.02 : x
  2. Step 2: Convert to fraction form
    29,121.45/40,132.01 = 25,087.02/x
  3. Step 3: Cross multiply
    29,121.45x = 40,132.01 × 25,087.02
  4. Step 4: Simplify right side
    29,121.45x = 1,006,792,412.08
  5. Step 5: Solve for x
    x = 1,006,792,412.08/29,121.45
  6. Step 6: Final answer
    x = 34,572.19

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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.