Home / 16,328.68-22,527.10-10,661.62

Finding the Fourth Proportional to 16,328.68, 22,527.10 and 10,661.62

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Solution

The fourth proportional to 16,328.68, 22,527.10 and 10,661.62 is: 14,708.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,328.68 : 22,527.10 = 10,661.62 : x
  2. Step 2: Convert to fraction form
    16,328.68/22,527.10 = 10,661.62/x
  3. Step 3: Cross multiply
    16,328.68x = 22,527.10 × 10,661.62
  4. Step 4: Simplify right side
    16,328.68x = 240,175,379.90
  5. Step 5: Solve for x
    x = 240,175,379.90/16,328.68
  6. Step 6: Final answer
    x = 14,708.81

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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.