Home / 48,196.80-72,236.88-21,875.04

Finding the Fourth Proportional to 48,196.80, 72,236.88 and 21,875.04

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Solution

The fourth proportional to 48,196.80, 72,236.88 and 21,875.04 is: 32,786.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,196.80 : 72,236.88 = 21,875.04 : x
  2. Step 2: Convert to fraction form
    48,196.80/72,236.88 = 21,875.04/x
  3. Step 3: Cross multiply
    48,196.80x = 72,236.88 × 21,875.04
  4. Step 4: Simplify right side
    48,196.80x = 1,580,184,639.48
  5. Step 5: Solve for x
    x = 1,580,184,639.48/48,196.80
  6. Step 6: Final answer
    x = 32,786.09

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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.