Home / 25,451.92-38,168.52-8,807.68

Finding the Fourth Proportional to 25,451.92, 38,168.52 and 8,807.68

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Solution

The fourth proportional to 25,451.92, 38,168.52 and 8,807.68 is: 13,208.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,451.92 : 38,168.52 = 8,807.68 : x
  2. Step 2: Convert to fraction form
    25,451.92/38,168.52 = 8,807.68/x
  3. Step 3: Cross multiply
    25,451.92x = 38,168.52 × 8,807.68
  4. Step 4: Simplify right side
    25,451.92x = 336,176,110.23
  5. Step 5: Solve for x
    x = 336,176,110.23/25,451.92
  6. Step 6: Final answer
    x = 13,208.28

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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.