Home / 16,182.11-22,318.65-10,518.69

Finding the Fourth Proportional to 16,182.11, 22,318.65 and 10,518.69

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Solution

The fourth proportional to 16,182.11, 22,318.65 and 10,518.69 is: 14,507.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,182.11 : 22,318.65 = 10,518.69 : x
  2. Step 2: Convert to fraction form
    16,182.11/22,318.65 = 10,518.69/x
  3. Step 3: Cross multiply
    16,182.11x = 22,318.65 × 10,518.69
  4. Step 4: Simplify right side
    16,182.11x = 234,762,960.57
  5. Step 5: Solve for x
    x = 234,762,960.57/16,182.11
  6. Step 6: Final answer
    x = 14,507.57

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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.