Home / 25,400.08-35,118.96-22,247.20

Finding the Fourth Proportional to 25,400.08, 35,118.96 and 22,247.20

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Solution

The fourth proportional to 25,400.08, 35,118.96 and 22,247.20 is: 30,759.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,400.08 : 35,118.96 = 22,247.20 : x
  2. Step 2: Convert to fraction form
    25,400.08/35,118.96 = 22,247.20/x
  3. Step 3: Cross multiply
    25,400.08x = 35,118.96 × 22,247.20
  4. Step 4: Simplify right side
    25,400.08x = 781,298,351.32
  5. Step 5: Solve for x
    x = 781,298,351.32/25,400.08
  6. Step 6: Final answer
    x = 30,759.69

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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.