Home / 14,627.66-20,177.51-8,964.95

Finding the Fourth Proportional to 14,627.66, 20,177.51 and 8,964.95

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Solution

The fourth proportional to 14,627.66, 20,177.51 and 8,964.95 is: 12,366.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,627.66 : 20,177.51 = 8,964.95 : x
  2. Step 2: Convert to fraction form
    14,627.66/20,177.51 = 8,964.95/x
  3. Step 3: Cross multiply
    14,627.66x = 20,177.51 × 8,964.95
  4. Step 4: Simplify right side
    14,627.66x = 180,890,222.56
  5. Step 5: Solve for x
    x = 180,890,222.56/14,627.66
  6. Step 6: Final answer
    x = 12,366.32

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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.