Home / 31,000.33-42,776.94-17,568.71

Finding the Fourth Proportional to 31,000.33, 42,776.94 and 17,568.71

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Solution

The fourth proportional to 31,000.33, 42,776.94 and 17,568.71 is: 24,242.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,000.33 : 42,776.94 = 17,568.71 : x
  2. Step 2: Convert to fraction form
    31,000.33/42,776.94 = 17,568.71/x
  3. Step 3: Cross multiply
    31,000.33x = 42,776.94 × 17,568.71
  4. Step 4: Simplify right side
    31,000.33x = 751,535,653.55
  5. Step 5: Solve for x
    x = 751,535,653.55/31,000.33
  6. Step 6: Final answer
    x = 24,242.83

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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.