Home / 31,554.93-47,331.24-12,834.44

Finding the Fourth Proportional to 31,554.93, 47,331.24 and 12,834.44

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Solution

The fourth proportional to 31,554.93, 47,331.24 and 12,834.44 is: 19,251.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,554.93 : 47,331.24 = 12,834.44 : x
  2. Step 2: Convert to fraction form
    31,554.93/47,331.24 = 12,834.44/x
  3. Step 3: Cross multiply
    31,554.93x = 47,331.24 × 12,834.44
  4. Step 4: Simplify right side
    31,554.93x = 607,469,959.91
  5. Step 5: Solve for x
    x = 607,469,959.91/31,554.93
  6. Step 6: Final answer
    x = 19,251.19

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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.