Home / 32,112.48-48,135.84-11,321.76

Finding the Fourth Proportional to 32,112.48, 48,135.84 and 11,321.76

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Solution

The fourth proportional to 32,112.48, 48,135.84 and 11,321.76 is: 16,971.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,112.48 : 48,135.84 = 11,321.76 : x
  2. Step 2: Convert to fraction form
    32,112.48/48,135.84 = 11,321.76/x
  3. Step 3: Cross multiply
    32,112.48x = 48,135.84 × 11,321.76
  4. Step 4: Simplify right side
    32,112.48x = 544,982,427.88
  5. Step 5: Solve for x
    x = 544,982,427.88/32,112.48
  6. Step 6: Final answer
    x = 16,971.05

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1.5x scale

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.