Home / 40,803.15-61,203.92-26,851.31

Finding the Fourth Proportional to 40,803.15, 61,203.92 and 26,851.31

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Solution

The fourth proportional to 40,803.15, 61,203.92 and 26,851.31 is: 40,276.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,803.15 : 61,203.92 = 26,851.31 : x
  2. Step 2: Convert to fraction form
    40,803.15/61,203.92 = 26,851.31/x
  3. Step 3: Cross multiply
    40,803.15x = 61,203.92 × 26,851.31
  4. Step 4: Simplify right side
    40,803.15x = 1,643,404,988.86
  5. Step 5: Solve for x
    x = 1,643,404,988.86/40,803.15
  6. Step 6: Final answer
    x = 40,276.42

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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.