Home / 39,839.13-59,758.16-13,562.19

Finding the Fourth Proportional to 39,839.13, 59,758.16 and 13,562.19

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Solution

The fourth proportional to 39,839.13, 59,758.16 and 13,562.19 is: 20,343.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,839.13 : 59,758.16 = 13,562.19 : x
  2. Step 2: Convert to fraction form
    39,839.13/59,758.16 = 13,562.19/x
  3. Step 3: Cross multiply
    39,839.13x = 59,758.16 × 13,562.19
  4. Step 4: Simplify right side
    39,839.13x = 810,451,452.16
  5. Step 5: Solve for x
    x = 810,451,452.16/39,839.13
  6. Step 6: Final answer
    x = 20,343.10

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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.