Home / 44,104.68-66,142.80-14,515.65

Finding the Fourth Proportional to 44,104.68, 66,142.80 and 14,515.65

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Solution

The fourth proportional to 44,104.68, 66,142.80 and 14,515.65 is: 21,768.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,104.68 : 66,142.80 = 14,515.65 : x
  2. Step 2: Convert to fraction form
    44,104.68/66,142.80 = 14,515.65/x
  3. Step 3: Cross multiply
    44,104.68x = 66,142.80 × 14,515.65
  4. Step 4: Simplify right side
    44,104.68x = 960,105,734.82
  5. Step 5: Solve for x
    x = 960,105,734.82/44,104.68
  6. Step 6: Final answer
    x = 21,768.79

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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.