Home / 14,756.52-20,363.30-8,382.95

Finding the Fourth Proportional to 14,756.52, 20,363.30 and 8,382.95

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Solution

The fourth proportional to 14,756.52, 20,363.30 and 8,382.95 is: 11,568.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,756.52 : 20,363.30 = 8,382.95 : x
  2. Step 2: Convert to fraction form
    14,756.52/20,363.30 = 8,382.95/x
  3. Step 3: Cross multiply
    14,756.52x = 20,363.30 × 8,382.95
  4. Step 4: Simplify right side
    14,756.52x = 170,704,525.74
  5. Step 5: Solve for x
    x = 170,704,525.74/14,756.52
  6. Step 6: Final answer
    x = 11,568.08

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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.