Home / 14,744.97-20,348.28-8,030.70

Finding the Fourth Proportional to 14,744.97, 20,348.28 and 8,030.70

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Solution

The fourth proportional to 14,744.97, 20,348.28 and 8,030.70 is: 11,082.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,744.97 : 20,348.28 = 8,030.70 : x
  2. Step 2: Convert to fraction form
    14,744.97/20,348.28 = 8,030.70/x
  3. Step 3: Cross multiply
    14,744.97x = 20,348.28 × 8,030.70
  4. Step 4: Simplify right side
    14,744.97x = 163,410,932.20
  5. Step 5: Solve for x
    x = 163,410,932.20/14,744.97
  6. Step 6: Final answer
    x = 11,082.49

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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.