Home / 48,144.12-72,228.51-18,554.01

Finding the Fourth Proportional to 48,144.12, 72,228.51 and 18,554.01

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Solution

The fourth proportional to 48,144.12, 72,228.51 and 18,554.01 is: 27,835.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,144.12 : 72,228.51 = 18,554.01 : x
  2. Step 2: Convert to fraction form
    48,144.12/72,228.51 = 18,554.01/x
  3. Step 3: Cross multiply
    48,144.12x = 72,228.51 × 18,554.01
  4. Step 4: Simplify right side
    48,144.12x = 1,340,128,496.83
  5. Step 5: Solve for x
    x = 1,340,128,496.83/48,144.12
  6. Step 6: Final answer
    x = 27,835.77

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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.