Home / 24,324.80-36,416.12-21,990.18

Finding the Fourth Proportional to 24,324.80, 36,416.12 and 21,990.18

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Solution

The fourth proportional to 24,324.80, 36,416.12 and 21,990.18 is: 32,921.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,324.80 : 36,416.12 = 21,990.18 : x
  2. Step 2: Convert to fraction form
    24,324.80/36,416.12 = 21,990.18/x
  3. Step 3: Cross multiply
    24,324.80x = 36,416.12 × 21,990.18
  4. Step 4: Simplify right side
    24,324.80x = 800,796,923.75
  5. Step 5: Solve for x
    x = 800,796,923.75/24,324.80
  6. Step 6: Final answer
    x = 32,921.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.