Home / 24,212.75-36,275.99-20,666.70

Finding the Fourth Proportional to 24,212.75, 36,275.99 and 20,666.70

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Solution

The fourth proportional to 24,212.75, 36,275.99 and 20,666.70 is: 30,963.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,212.75 : 36,275.99 = 20,666.70 : x
  2. Step 2: Convert to fraction form
    24,212.75/36,275.99 = 20,666.70/x
  3. Step 3: Cross multiply
    24,212.75x = 36,275.99 × 20,666.70
  4. Step 4: Simplify right side
    24,212.75x = 749,704,899.20
  5. Step 5: Solve for x
    x = 749,704,899.20/24,212.75
  6. Step 6: Final answer
    x = 30,963.23

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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.