Home / 22,960.71-34,438.64-11,238.39

Finding the Fourth Proportional to 22,960.71, 34,438.64 and 11,238.39

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Solution

The fourth proportional to 22,960.71, 34,438.64 and 11,238.39 is: 16,856.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,960.71 : 34,438.64 = 11,238.39 : x
  2. Step 2: Convert to fraction form
    22,960.71/34,438.64 = 11,238.39/x
  3. Step 3: Cross multiply
    22,960.71x = 34,438.64 × 11,238.39
  4. Step 4: Simplify right side
    22,960.71x = 387,034,811.20
  5. Step 5: Solve for x
    x = 387,034,811.20/22,960.71
  6. Step 6: Final answer
    x = 16,856.40

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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.