Home / 14,541.88-20,066.37-8,167.02

Finding the Fourth Proportional to 14,541.88, 20,066.37 and 8,167.02

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Solution

The fourth proportional to 14,541.88, 20,066.37 and 8,167.02 is: 11,269.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,541.88 : 20,066.37 = 8,167.02 : x
  2. Step 2: Convert to fraction form
    14,541.88/20,066.37 = 8,167.02/x
  3. Step 3: Cross multiply
    14,541.88x = 20,066.37 × 8,167.02
  4. Step 4: Simplify right side
    14,541.88x = 163,882,445.12
  5. Step 5: Solve for x
    x = 163,882,445.12/14,541.88
  6. Step 6: Final answer
    x = 11,269.69

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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.