Home / 13,632.76-20,445.36-5,839.75

Finding the Fourth Proportional to 13,632.76, 20,445.36 and 5,839.75

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Solution

The fourth proportional to 13,632.76, 20,445.36 and 5,839.75 is: 8,758.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,632.76 : 20,445.36 = 5,839.75 : x
  2. Step 2: Convert to fraction form
    13,632.76/20,445.36 = 5,839.75/x
  3. Step 3: Cross multiply
    13,632.76x = 20,445.36 × 5,839.75
  4. Step 4: Simplify right side
    13,632.76x = 119,395,791.06
  5. Step 5: Solve for x
    x = 119,395,791.06/13,632.76
  6. Step 6: Final answer
    x = 8,758.01

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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.