Home / 10,363.85-15,527.55-8,504.90

Finding the Fourth Proportional to 10,363.85, 15,527.55 and 8,504.90

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Solution

The fourth proportional to 10,363.85, 15,527.55 and 8,504.90 is: 12,742.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,363.85 : 15,527.55 = 8,504.90 : x
  2. Step 2: Convert to fraction form
    10,363.85/15,527.55 = 8,504.90/x
  3. Step 3: Cross multiply
    10,363.85x = 15,527.55 × 8,504.90
  4. Step 4: Simplify right side
    10,363.85x = 132,060,260.00
  5. Step 5: Solve for x
    x = 132,060,260.00/10,363.85
  6. Step 6: Final answer
    x = 12,742.39

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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.