Home / 29,482.20-40,616.24-20,514.28

Finding the Fourth Proportional to 29,482.20, 40,616.24 and 20,514.28

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Solution

The fourth proportional to 29,482.20, 40,616.24 and 20,514.28 is: 28,261.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,482.20 : 40,616.24 = 20,514.28 : x
  2. Step 2: Convert to fraction form
    29,482.20/40,616.24 = 20,514.28/x
  3. Step 3: Cross multiply
    29,482.20x = 40,616.24 × 20,514.28
  4. Step 4: Simplify right side
    29,482.20x = 833,212,919.91
  5. Step 5: Solve for x
    x = 833,212,919.91/29,482.20
  6. Step 6: Final answer
    x = 28,261.56

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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.