Home / 45,974.56-68,970.04-17,909.88

Finding the Fourth Proportional to 45,974.56, 68,970.04 and 17,909.88

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Solution

The fourth proportional to 45,974.56, 68,970.04 and 17,909.88 is: 26,868.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,974.56 : 68,970.04 = 17,909.88 : x
  2. Step 2: Convert to fraction form
    45,974.56/68,970.04 = 17,909.88/x
  3. Step 3: Cross multiply
    45,974.56x = 68,970.04 × 17,909.88
  4. Step 4: Simplify right side
    45,974.56x = 1,235,245,095.22
  5. Step 5: Solve for x
    x = 1,235,245,095.22/45,974.56
  6. Step 6: Final answer
    x = 26,868.01

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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.