Home / 14,884.00-20,540.16-8,170.24

Finding the Fourth Proportional to 14,884.00, 20,540.16 and 8,170.24

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Solution

The fourth proportional to 14,884.00, 20,540.16 and 8,170.24 is: 11,275.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,884.00 : 20,540.16 = 8,170.24 : x
  2. Step 2: Convert to fraction form
    14,884.00/20,540.16 = 8,170.24/x
  3. Step 3: Cross multiply
    14,884.00x = 20,540.16 × 8,170.24
  4. Step 4: Simplify right side
    14,884.00x = 167,818,058.79
  5. Step 5: Solve for x
    x = 167,818,058.79/14,884.00
  6. Step 6: Final answer
    x = 11,275.06

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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.