Home / 45,303.74-67,982.34-17,247.42

Finding the Fourth Proportional to 45,303.74, 67,982.34 and 17,247.42

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Solution

The fourth proportional to 45,303.74, 67,982.34 and 17,247.42 is: 25,881.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,303.74 : 67,982.34 = 17,247.42 : x
  2. Step 2: Convert to fraction form
    45,303.74/67,982.34 = 17,247.42/x
  3. Step 3: Cross multiply
    45,303.74x = 67,982.34 × 17,247.42
  4. Step 4: Simplify right side
    45,303.74x = 1,172,519,970.56
  5. Step 5: Solve for x
    x = 1,172,519,970.56/45,303.74
  6. Step 6: Final answer
    x = 25,881.31

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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.