Home / 13,770.46-20,637.33-4,997.08

Finding the Fourth Proportional to 13,770.46, 20,637.33 and 4,997.08

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Solution

The fourth proportional to 13,770.46, 20,637.33 and 4,997.08 is: 7,488.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,770.46 : 20,637.33 = 4,997.08 : x
  2. Step 2: Convert to fraction form
    13,770.46/20,637.33 = 4,997.08/x
  3. Step 3: Cross multiply
    13,770.46x = 20,637.33 × 4,997.08
  4. Step 4: Simplify right side
    13,770.46x = 103,126,389.00
  5. Step 5: Solve for x
    x = 103,126,389.00/13,770.46
  6. Step 6: Final answer
    x = 7,488.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.