Home / 32,175.92-48,279.24-11,409.20

Finding the Fourth Proportional to 32,175.92, 48,279.24 and 11,409.20

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Solution

The fourth proportional to 32,175.92, 48,279.24 and 11,409.20 is: 17,119.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,175.92 : 48,279.24 = 11,409.20 : x
  2. Step 2: Convert to fraction form
    32,175.92/48,279.24 = 11,409.20/x
  3. Step 3: Cross multiply
    32,175.92x = 48,279.24 × 11,409.20
  4. Step 4: Simplify right side
    32,175.92x = 550,827,505.01
  5. Step 5: Solve for x
    x = 550,827,505.01/32,175.92
  6. Step 6: Final answer
    x = 17,119.25

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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.