Home / 40,979.28-56,555.64-25,074.30

Finding the Fourth Proportional to 40,979.28, 56,555.64 and 25,074.30

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Solution

The fourth proportional to 40,979.28, 56,555.64 and 25,074.30 is: 34,605.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,979.28 : 56,555.64 = 25,074.30 : x
  2. Step 2: Convert to fraction form
    40,979.28/56,555.64 = 25,074.30/x
  3. Step 3: Cross multiply
    40,979.28x = 56,555.64 × 25,074.30
  4. Step 4: Simplify right side
    40,979.28x = 1,418,093,084.05
  5. Step 5: Solve for x
    x = 1,418,093,084.05/40,979.28
  6. Step 6: Final answer
    x = 34,605.12

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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.