Home / 40,301.64-55,616.30-22,398.32

Finding the Fourth Proportional to 40,301.64, 55,616.30 and 22,398.32

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Solution

The fourth proportional to 40,301.64, 55,616.30 and 22,398.32 is: 30,909.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,301.64 : 55,616.30 = 22,398.32 : x
  2. Step 2: Convert to fraction form
    40,301.64/55,616.30 = 22,398.32/x
  3. Step 3: Cross multiply
    40,301.64x = 55,616.30 × 22,398.32
  4. Step 4: Simplify right side
    40,301.64x = 1,245,711,684.62
  5. Step 5: Solve for x
    x = 1,245,711,684.62/40,301.64
  6. Step 6: Final answer
    x = 30,909.70

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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.