Home / 22,394.16-30,904.23-12,834.45

Finding the Fourth Proportional to 22,394.16, 30,904.23 and 12,834.45

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Solution

The fourth proportional to 22,394.16, 30,904.23 and 12,834.45 is: 17,711.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,394.16 : 30,904.23 = 12,834.45 : x
  2. Step 2: Convert to fraction form
    22,394.16/30,904.23 = 12,834.45/x
  3. Step 3: Cross multiply
    22,394.16x = 30,904.23 × 12,834.45
  4. Step 4: Simplify right side
    22,394.16x = 396,638,794.72
  5. Step 5: Solve for x
    x = 396,638,794.72/22,394.16
  6. Step 6: Final answer
    x = 17,711.71

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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.