Home / 41,226.90-61,844.88-13,140.42

Finding the Fourth Proportional to 41,226.90, 61,844.88 and 13,140.42

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Solution

The fourth proportional to 41,226.90, 61,844.88 and 13,140.42 is: 19,712.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,226.90 : 61,844.88 = 13,140.42 : x
  2. Step 2: Convert to fraction form
    41,226.90/61,844.88 = 13,140.42/x
  3. Step 3: Cross multiply
    41,226.90x = 61,844.88 × 13,140.42
  4. Step 4: Simplify right side
    41,226.90x = 812,667,698.05
  5. Step 5: Solve for x
    x = 812,667,698.05/41,226.90
  6. Step 6: Final answer
    x = 19,712.07

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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.