Home / 18,795.24-28,212.10-14,680.85

Finding the Fourth Proportional to 18,795.24, 28,212.10 and 14,680.85

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Solution

The fourth proportional to 18,795.24, 28,212.10 and 14,680.85 is: 22,036.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,795.24 : 28,212.10 = 14,680.85 : x
  2. Step 2: Convert to fraction form
    18,795.24/28,212.10 = 14,680.85/x
  3. Step 3: Cross multiply
    18,795.24x = 28,212.10 × 14,680.85
  4. Step 4: Simplify right side
    18,795.24x = 414,177,430.52
  5. Step 5: Solve for x
    x = 414,177,430.52/18,795.24
  6. Step 6: Final answer
    x = 22,036.29

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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.