Home / 24,292.10-36,380.75-18,989.99

Finding the Fourth Proportional to 24,292.10, 36,380.75 and 18,989.99

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Solution

The fourth proportional to 24,292.10, 36,380.75 and 18,989.99 is: 28,440.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,292.10 : 36,380.75 = 18,989.99 : x
  2. Step 2: Convert to fraction form
    24,292.10/36,380.75 = 18,989.99/x
  3. Step 3: Cross multiply
    24,292.10x = 36,380.75 × 18,989.99
  4. Step 4: Simplify right side
    24,292.10x = 690,870,142.91
  5. Step 5: Solve for x
    x = 690,870,142.91/24,292.10
  6. Step 6: Final answer
    x = 28,440.11

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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.