Home / 25,816.45-38,674.57-15,116.95

Finding the Fourth Proportional to 25,816.45, 38,674.57 and 15,116.95

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Solution

The fourth proportional to 25,816.45, 38,674.57 and 15,116.95 is: 22,646.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,816.45 : 38,674.57 = 15,116.95 : x
  2. Step 2: Convert to fraction form
    25,816.45/38,674.57 = 15,116.95/x
  3. Step 3: Cross multiply
    25,816.45x = 38,674.57 × 15,116.95
  4. Step 4: Simplify right side
    25,816.45x = 584,641,540.96
  5. Step 5: Solve for x
    x = 584,641,540.96/25,816.45
  6. Step 6: Final answer
    x = 22,646.09

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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.