Home / 26,500.11-36,570.03-15,169.55

Finding the Fourth Proportional to 26,500.11, 36,570.03 and 15,169.55

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Solution

The fourth proportional to 26,500.11, 36,570.03 and 15,169.55 is: 20,933.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,500.11 : 36,570.03 = 15,169.55 : x
  2. Step 2: Convert to fraction form
    26,500.11/36,570.03 = 15,169.55/x
  3. Step 3: Cross multiply
    26,500.11x = 36,570.03 × 15,169.55
  4. Step 4: Simplify right side
    26,500.11x = 554,750,715.74
  5. Step 5: Solve for x
    x = 554,750,715.74/26,500.11
  6. Step 6: Final answer
    x = 20,933.90

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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.