Home / 14,763.38-20,373.48-8,048.90

Finding the Fourth Proportional to 14,763.38, 20,373.48 and 8,048.90

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Solution

The fourth proportional to 14,763.38, 20,373.48 and 8,048.90 is: 11,107.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,763.38 : 20,373.48 = 8,048.90 : x
  2. Step 2: Convert to fraction form
    14,763.38/20,373.48 = 8,048.90/x
  3. Step 3: Cross multiply
    14,763.38x = 20,373.48 × 8,048.90
  4. Step 4: Simplify right side
    14,763.38x = 163,984,001.30
  5. Step 5: Solve for x
    x = 163,984,001.30/14,763.38
  6. Step 6: Final answer
    x = 11,107.49

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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.