Home / 25,585.26-38,366.91-8,940.30

Finding the Fourth Proportional to 25,585.26, 38,366.91 and 8,940.30

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Solution

The fourth proportional to 25,585.26, 38,366.91 and 8,940.30 is: 13,406.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,585.26 : 38,366.91 = 8,940.30 : x
  2. Step 2: Convert to fraction form
    25,585.26/38,366.91 = 8,940.30/x
  3. Step 3: Cross multiply
    25,585.26x = 38,366.91 × 8,940.30
  4. Step 4: Simplify right side
    25,585.26x = 343,011,685.47
  5. Step 5: Solve for x
    x = 343,011,685.47/25,585.26
  6. Step 6: Final answer
    x = 13,406.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.