Home / 45,578.28-62,901.18-25,439.09

Finding the Fourth Proportional to 45,578.28, 62,901.18 and 25,439.09

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Solution

The fourth proportional to 45,578.28, 62,901.18 and 25,439.09 is: 35,107.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,578.28 : 62,901.18 = 25,439.09 : x
  2. Step 2: Convert to fraction form
    45,578.28/62,901.18 = 25,439.09/x
  3. Step 3: Cross multiply
    45,578.28x = 62,901.18 × 25,439.09
  4. Step 4: Simplify right side
    45,578.28x = 1,600,148,651.93
  5. Step 5: Solve for x
    x = 1,600,148,651.93/45,578.28
  6. Step 6: Final answer
    x = 35,107.70

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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.