Home / 40,722.14-61,054.05-19,960.22

Finding the Fourth Proportional to 40,722.14, 61,054.05 and 19,960.22

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Solution

The fourth proportional to 40,722.14, 61,054.05 and 19,960.22 is: 29,926.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,722.14 : 61,054.05 = 19,960.22 : x
  2. Step 2: Convert to fraction form
    40,722.14/61,054.05 = 19,960.22/x
  3. Step 3: Cross multiply
    40,722.14x = 61,054.05 × 19,960.22
  4. Step 4: Simplify right side
    40,722.14x = 1,218,652,497.38
  5. Step 5: Solve for x
    x = 1,218,652,497.38/40,722.14
  6. Step 6: Final answer
    x = 29,926.04

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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.