Home / 24,868.38-34,318.71-13,690.62

Finding the Fourth Proportional to 24,868.38, 34,318.71 and 13,690.62

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Solution

The fourth proportional to 24,868.38, 34,318.71 and 13,690.62 is: 18,893.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,868.38 : 34,318.71 = 13,690.62 : x
  2. Step 2: Convert to fraction form
    24,868.38/34,318.71 = 13,690.62/x
  3. Step 3: Cross multiply
    24,868.38x = 34,318.71 × 13,690.62
  4. Step 4: Simplify right side
    24,868.38x = 469,844,417.50
  5. Step 5: Solve for x
    x = 469,844,417.50/24,868.38
  6. Step 6: Final answer
    x = 18,893.25

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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.