Home / 14,686.41-20,272.37-8,723.19

Finding the Fourth Proportional to 14,686.41, 20,272.37 and 8,723.19

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Solution

The fourth proportional to 14,686.41, 20,272.37 and 8,723.19 is: 12,041.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,686.41 : 20,272.37 = 8,723.19 : x
  2. Step 2: Convert to fraction form
    14,686.41/20,272.37 = 8,723.19/x
  3. Step 3: Cross multiply
    14,686.41x = 20,272.37 × 8,723.19
  4. Step 4: Simplify right side
    14,686.41x = 176,839,691.64
  5. Step 5: Solve for x
    x = 176,839,691.64/14,686.41
  6. Step 6: Final answer
    x = 12,041.04

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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.