Home / 13,527.18-20,290.77-10,066.86

Finding the Fourth Proportional to 13,527.18, 20,290.77 and 10,066.86

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Solution

The fourth proportional to 13,527.18, 20,290.77 and 10,066.86 is: 15,100.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,527.18 : 20,290.77 = 10,066.86 : x
  2. Step 2: Convert to fraction form
    13,527.18/20,290.77 = 10,066.86/x
  3. Step 3: Cross multiply
    13,527.18x = 20,290.77 × 10,066.86
  4. Step 4: Simplify right side
    13,527.18x = 204,264,340.88
  5. Step 5: Solve for x
    x = 204,264,340.88/13,527.18
  6. Step 6: Final answer
    x = 15,100.29

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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.