Home / 41,325.18-61,991.88-13,238.16

Finding the Fourth Proportional to 41,325.18, 61,991.88 and 13,238.16

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Solution

The fourth proportional to 41,325.18, 61,991.88 and 13,238.16 is: 19,858.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,325.18 : 61,991.88 = 13,238.16 : x
  2. Step 2: Convert to fraction form
    41,325.18/61,991.88 = 13,238.16/x
  3. Step 3: Cross multiply
    41,325.18x = 61,991.88 × 13,238.16
  4. Step 4: Simplify right side
    41,325.18x = 820,658,426.14
  5. Step 5: Solve for x
    x = 820,658,426.14/41,325.18
  6. Step 6: Final answer
    x = 19,858.56

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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.