Home / 18,262.68-25,191.84-10,707.16

Finding the Fourth Proportional to 18,262.68, 25,191.84 and 10,707.16

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Solution

The fourth proportional to 18,262.68, 25,191.84 and 10,707.16 is: 14,769.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,262.68 : 25,191.84 = 10,707.16 : x
  2. Step 2: Convert to fraction form
    18,262.68/25,191.84 = 10,707.16/x
  3. Step 3: Cross multiply
    18,262.68x = 25,191.84 × 10,707.16
  4. Step 4: Simplify right side
    18,262.68x = 269,733,061.57
  5. Step 5: Solve for x
    x = 269,733,061.57/18,262.68
  6. Step 6: Final answer
    x = 14,769.63

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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.