Home / 14,812.40-20,441.05-8,098.02

Finding the Fourth Proportional to 14,812.40, 20,441.05 and 8,098.02

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Solution

The fourth proportional to 14,812.40, 20,441.05 and 8,098.02 is: 11,175.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,812.40 : 20,441.05 = 8,098.02 : x
  2. Step 2: Convert to fraction form
    14,812.40/20,441.05 = 8,098.02/x
  3. Step 3: Cross multiply
    14,812.40x = 20,441.05 × 8,098.02
  4. Step 4: Simplify right side
    14,812.40x = 165,532,031.72
  5. Step 5: Solve for x
    x = 165,532,031.72/14,812.40
  6. Step 6: Final answer
    x = 11,175.23

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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.