Home / 43,166.28-64,749.54-12,001.52

Finding the Fourth Proportional to 43,166.28, 64,749.54 and 12,001.52

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Solution

The fourth proportional to 43,166.28, 64,749.54 and 12,001.52 is: 18,002.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,166.28 : 64,749.54 = 12,001.52 : x
  2. Step 2: Convert to fraction form
    43,166.28/64,749.54 = 12,001.52/x
  3. Step 3: Cross multiply
    43,166.28x = 64,749.54 × 12,001.52
  4. Step 4: Simplify right side
    43,166.28x = 777,092,899.30
  5. Step 5: Solve for x
    x = 777,092,899.30/43,166.28
  6. Step 6: Final answer
    x = 18,002.31

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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.