Home / 29,419.62-40,598.96-15,990.83

Finding the Fourth Proportional to 29,419.62, 40,598.96 and 15,990.83

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Solution

The fourth proportional to 29,419.62, 40,598.96 and 15,990.83 is: 22,067.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,419.62 : 40,598.96 = 15,990.83 : x
  2. Step 2: Convert to fraction form
    29,419.62/40,598.96 = 15,990.83/x
  3. Step 3: Cross multiply
    29,419.62x = 40,598.96 × 15,990.83
  4. Step 4: Simplify right side
    29,419.62x = 649,210,936.83
  5. Step 5: Solve for x
    x = 649,210,936.83/29,419.62
  6. Step 6: Final answer
    x = 22,067.28

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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.