Home / 22,350.08-30,844.45-13,403.88

Finding the Fourth Proportional to 22,350.08, 30,844.45 and 13,403.88

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Solution

The fourth proportional to 22,350.08, 30,844.45 and 13,403.88 is: 18,498.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,350.08 : 30,844.45 = 13,403.88 : x
  2. Step 2: Convert to fraction form
    22,350.08/30,844.45 = 13,403.88/x
  3. Step 3: Cross multiply
    22,350.08x = 30,844.45 × 13,403.88
  4. Step 4: Simplify right side
    22,350.08x = 413,435,247.82
  5. Step 5: Solve for x
    x = 413,435,247.82/22,350.08
  6. Step 6: Final answer
    x = 18,498.16

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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.