Home / 30,824.28-42,561.18-25,549.56

Finding the Fourth Proportional to 30,824.28, 42,561.18 and 25,549.56

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Solution

The fourth proportional to 30,824.28, 42,561.18 and 25,549.56 is: 35,278.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,824.28 : 42,561.18 = 25,549.56 : x
  2. Step 2: Convert to fraction form
    30,824.28/42,561.18 = 25,549.56/x
  3. Step 3: Cross multiply
    30,824.28x = 42,561.18 × 25,549.56
  4. Step 4: Simplify right side
    30,824.28x = 1,087,419,422.08
  5. Step 5: Solve for x
    x = 1,087,419,422.08/30,824.28
  6. Step 6: Final answer
    x = 35,278.02

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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.