Home / 43,489.90-65,214.28-16,848.36

Finding the Fourth Proportional to 43,489.90, 65,214.28 and 16,848.36

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Solution

The fourth proportional to 43,489.90, 65,214.28 and 16,848.36 is: 25,264.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,489.90 : 65,214.28 = 16,848.36 : x
  2. Step 2: Convert to fraction form
    43,489.90/65,214.28 = 16,848.36/x
  3. Step 3: Cross multiply
    43,489.90x = 65,214.28 × 16,848.36
  4. Step 4: Simplify right side
    43,489.90x = 1,098,753,666.58
  5. Step 5: Solve for x
    x = 1,098,753,666.58/43,489.90
  6. Step 6: Final answer
    x = 25,264.57

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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.