Home / 22,730.61-33,976.23-19,745.40

Finding the Fourth Proportional to 22,730.61, 33,976.23 and 19,745.40

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Solution

The fourth proportional to 22,730.61, 33,976.23 and 19,745.40 is: 29,514.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,730.61 : 33,976.23 = 19,745.40 : x
  2. Step 2: Convert to fraction form
    22,730.61/33,976.23 = 19,745.40/x
  3. Step 3: Cross multiply
    22,730.61x = 33,976.23 × 19,745.40
  4. Step 4: Simplify right side
    22,730.61x = 670,874,251.84
  5. Step 5: Solve for x
    x = 670,874,251.84/22,730.61
  6. Step 6: Final answer
    x = 29,514.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.