Home / 18,189.04-27,122.92-15,976.93

Finding the Fourth Proportional to 18,189.04, 27,122.92 and 15,976.93

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Solution

The fourth proportional to 18,189.04, 27,122.92 and 15,976.93 is: 23,824.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,189.04 : 27,122.92 = 15,976.93 : x
  2. Step 2: Convert to fraction form
    18,189.04/27,122.92 = 15,976.93/x
  3. Step 3: Cross multiply
    18,189.04x = 27,122.92 × 15,976.93
  4. Step 4: Simplify right side
    18,189.04x = 433,340,994.24
  5. Step 5: Solve for x
    x = 433,340,994.24/18,189.04
  6. Step 6: Final answer
    x = 23,824.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.