Home / 41,089.87-61,635.21-13,009.40

Finding the Fourth Proportional to 41,089.87, 61,635.21 and 13,009.40

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Solution

The fourth proportional to 41,089.87, 61,635.21 and 13,009.40 is: 19,514.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,089.87 : 61,635.21 = 13,009.40 : x
  2. Step 2: Convert to fraction form
    41,089.87/61,635.21 = 13,009.40/x
  3. Step 3: Cross multiply
    41,089.87x = 61,635.21 × 13,009.40
  4. Step 4: Simplify right side
    41,089.87x = 801,837,100.97
  5. Step 5: Solve for x
    x = 801,837,100.97/41,089.87
  6. Step 6: Final answer
    x = 19,514.23

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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.