Home / 13,632.12-18,793.68-10,234.08

Finding the Fourth Proportional to 13,632.12, 18,793.68 and 10,234.08

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Solution

The fourth proportional to 13,632.12, 18,793.68 and 10,234.08 is: 14,109.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,632.12 : 18,793.68 = 10,234.08 : x
  2. Step 2: Convert to fraction form
    13,632.12/18,793.68 = 10,234.08/x
  3. Step 3: Cross multiply
    13,632.12x = 18,793.68 × 10,234.08
  4. Step 4: Simplify right side
    13,632.12x = 192,336,024.61
  5. Step 5: Solve for x
    x = 192,336,024.61/13,632.12
  6. Step 6: Final answer
    x = 14,109.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.