Home / 40,659.45-60,954.09-19,570.47

Finding the Fourth Proportional to 40,659.45, 60,954.09 and 19,570.47

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Solution

The fourth proportional to 40,659.45, 60,954.09 and 19,570.47 is: 29,338.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,659.45 : 60,954.09 = 19,570.47 : x
  2. Step 2: Convert to fraction form
    40,659.45/60,954.09 = 19,570.47/x
  3. Step 3: Cross multiply
    40,659.45x = 60,954.09 × 19,570.47
  4. Step 4: Simplify right side
    40,659.45x = 1,192,900,189.72
  5. Step 5: Solve for x
    x = 1,192,900,189.72/40,659.45
  6. Step 6: Final answer
    x = 29,338.82

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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.