Home / 19,439.57-26,827.97-10,942.50

Finding the Fourth Proportional to 19,439.57, 26,827.97 and 10,942.50

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Solution

The fourth proportional to 19,439.57, 26,827.97 and 10,942.50 is: 15,101.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,439.57 : 26,827.97 = 10,942.50 : x
  2. Step 2: Convert to fraction form
    19,439.57/26,827.97 = 10,942.50/x
  3. Step 3: Cross multiply
    19,439.57x = 26,827.97 × 10,942.50
  4. Step 4: Simplify right side
    19,439.57x = 293,565,061.73
  5. Step 5: Solve for x
    x = 293,565,061.73/19,439.57
  6. Step 6: Final answer
    x = 15,101.42

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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.