Home / 29,362.20-40,519.56-15,933.39

Finding the Fourth Proportional to 29,362.20, 40,519.56 and 15,933.39

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Solution

The fourth proportional to 29,362.20, 40,519.56 and 15,933.39 is: 21,987.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,362.20 : 40,519.56 = 15,933.39 : x
  2. Step 2: Convert to fraction form
    29,362.20/40,519.56 = 15,933.39/x
  3. Step 3: Cross multiply
    29,362.20x = 40,519.56 × 15,933.39
  4. Step 4: Simplify right side
    29,362.20x = 645,613,952.11
  5. Step 5: Solve for x
    x = 645,613,952.11/29,362.20
  6. Step 6: Final answer
    x = 21,987.93

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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.