Home / 18,306.04-27,393.45-15,849.34

Finding the Fourth Proportional to 18,306.04, 27,393.45 and 15,849.34

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Solution

The fourth proportional to 18,306.04, 27,393.45 and 15,849.34 is: 23,717.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,306.04 : 27,393.45 = 15,849.34 : x
  2. Step 2: Convert to fraction form
    18,306.04/27,393.45 = 15,849.34/x
  3. Step 3: Cross multiply
    18,306.04x = 27,393.45 × 15,849.34
  4. Step 4: Simplify right side
    18,306.04x = 434,168,102.82
  5. Step 5: Solve for x
    x = 434,168,102.82/18,306.04
  6. Step 6: Final answer
    x = 23,717.20

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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.