Home / 16,455.81-24,685.22-5,359.65

Finding the Fourth Proportional to 16,455.81, 24,685.22 and 5,359.65

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Solution

The fourth proportional to 16,455.81, 24,685.22 and 5,359.65 is: 8,039.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,455.81 : 24,685.22 = 5,359.65 : x
  2. Step 2: Convert to fraction form
    16,455.81/24,685.22 = 5,359.65/x
  3. Step 3: Cross multiply
    16,455.81x = 24,685.22 × 5,359.65
  4. Step 4: Simplify right side
    16,455.81x = 132,304,112.57
  5. Step 5: Solve for x
    x = 132,304,112.57/16,455.81
  6. Step 6: Final answer
    x = 8,039.96

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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.