Home / 22,648.85-33,820.76-18,497.10

Finding the Fourth Proportional to 22,648.85, 33,820.76 and 18,497.10

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Solution

The fourth proportional to 22,648.85, 33,820.76 and 18,497.10 is: 27,621.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,648.85 : 33,820.76 = 18,497.10 : x
  2. Step 2: Convert to fraction form
    22,648.85/33,820.76 = 18,497.10/x
  3. Step 3: Cross multiply
    22,648.85x = 33,820.76 × 18,497.10
  4. Step 4: Simplify right side
    22,648.85x = 625,585,979.80
  5. Step 5: Solve for x
    x = 625,585,979.80/22,648.85
  6. Step 6: Final answer
    x = 27,621.09

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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.