Home / 34,077.25-47,026.10-18,969.88

Finding the Fourth Proportional to 34,077.25, 47,026.10 and 18,969.88

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Solution

The fourth proportional to 34,077.25, 47,026.10 and 18,969.88 is: 26,178.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,077.25 : 47,026.10 = 18,969.88 : x
  2. Step 2: Convert to fraction form
    34,077.25/47,026.10 = 18,969.88/x
  3. Step 3: Cross multiply
    34,077.25x = 47,026.10 × 18,969.88
  4. Step 4: Simplify right side
    34,077.25x = 892,079,473.87
  5. Step 5: Solve for x
    x = 892,079,473.87/34,077.25
  6. Step 6: Final answer
    x = 26,178.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.