Home / 43,264.18-64,899.24-18,279.46

Finding the Fourth Proportional to 43,264.18, 64,899.24 and 18,279.46

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Solution

The fourth proportional to 43,264.18, 64,899.24 and 18,279.46 is: 27,420.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,264.18 : 64,899.24 = 18,279.46 : x
  2. Step 2: Convert to fraction form
    43,264.18/64,899.24 = 18,279.46/x
  3. Step 3: Cross multiply
    43,264.18x = 64,899.24 × 18,279.46
  4. Step 4: Simplify right side
    43,264.18x = 1,186,323,061.61
  5. Step 5: Solve for x
    x = 1,186,323,061.61/43,264.18
  6. Step 6: Final answer
    x = 27,420.44

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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.