Home / 40,790.91-61,159.83-17,113.62

Finding the Fourth Proportional to 40,790.91, 61,159.83 and 17,113.62

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Solution

The fourth proportional to 40,790.91, 61,159.83 and 17,113.62 is: 25,659.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,790.91 : 61,159.83 = 17,113.62 : x
  2. Step 2: Convert to fraction form
    40,790.91/61,159.83 = 17,113.62/x
  3. Step 3: Cross multiply
    40,790.91x = 61,159.83 × 17,113.62
  4. Step 4: Simplify right side
    40,790.91x = 1,046,666,089.88
  5. Step 5: Solve for x
    x = 1,046,666,089.88/40,790.91
  6. Step 6: Final answer
    x = 25,659.30

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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.