Home / 43,152.48-64,744.30-15,076.68

Finding the Fourth Proportional to 43,152.48, 64,744.30 and 15,076.68

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Solution

The fourth proportional to 43,152.48, 64,744.30 and 15,076.68 is: 22,620.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,152.48 : 64,744.30 = 15,076.68 : x
  2. Step 2: Convert to fraction form
    43,152.48/64,744.30 = 15,076.68/x
  3. Step 3: Cross multiply
    43,152.48x = 64,744.30 × 15,076.68
  4. Step 4: Simplify right side
    43,152.48x = 976,129,092.92
  5. Step 5: Solve for x
    x = 976,129,092.92/43,152.48
  6. Step 6: Final answer
    x = 22,620.46

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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.