Home / 14,763.60-20,373.15-8,049.06

Finding the Fourth Proportional to 14,763.60, 20,373.15 and 8,049.06

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Solution

The fourth proportional to 14,763.60, 20,373.15 and 8,049.06 is: 11,107.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,763.60 : 20,373.15 = 8,049.06 : x
  2. Step 2: Convert to fraction form
    14,763.60/20,373.15 = 8,049.06/x
  3. Step 3: Cross multiply
    14,763.60x = 20,373.15 × 8,049.06
  4. Step 4: Simplify right side
    14,763.60x = 163,984,706.74
  5. Step 5: Solve for x
    x = 163,984,706.74/14,763.60
  6. Step 6: Final answer
    x = 11,107.37

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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.