Home / 32,109.15-48,168.87-9,917.31

Finding the Fourth Proportional to 32,109.15, 48,168.87 and 9,917.31

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Solution

The fourth proportional to 32,109.15, 48,168.87 and 9,917.31 is: 14,877.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,109.15 : 48,168.87 = 9,917.31 : x
  2. Step 2: Convert to fraction form
    32,109.15/48,168.87 = 9,917.31/x
  3. Step 3: Cross multiply
    32,109.15x = 48,168.87 × 9,917.31
  4. Step 4: Simplify right side
    32,109.15x = 477,705,616.14
  5. Step 5: Solve for x
    x = 477,705,616.14/32,109.15
  6. Step 6: Final answer
    x = 14,877.55

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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.