Home / 40,759.44-61,142.40-17,386.08

Finding the Fourth Proportional to 40,759.44, 61,142.40 and 17,386.08

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Solution

The fourth proportional to 40,759.44, 61,142.40 and 17,386.08 is: 26,080.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,759.44 : 61,142.40 = 17,386.08 : x
  2. Step 2: Convert to fraction form
    40,759.44/61,142.40 = 17,386.08/x
  3. Step 3: Cross multiply
    40,759.44x = 61,142.40 × 17,386.08
  4. Step 4: Simplify right side
    40,759.44x = 1,063,026,657.79
  5. Step 5: Solve for x
    x = 1,063,026,657.79/40,759.44
  6. Step 6: Final answer
    x = 26,080.50

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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.