Home / 37,228.60-51,363.88-21,310.08

Finding the Fourth Proportional to 37,228.60, 51,363.88 and 21,310.08

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Solution

The fourth proportional to 37,228.60, 51,363.88 and 21,310.08 is: 29,401.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,228.60 : 51,363.88 = 21,310.08 : x
  2. Step 2: Convert to fraction form
    37,228.60/51,363.88 = 21,310.08/x
  3. Step 3: Cross multiply
    37,228.60x = 51,363.88 × 21,310.08
  4. Step 4: Simplify right side
    37,228.60x = 1,094,568,391.91
  5. Step 5: Solve for x
    x = 1,094,568,391.91/37,228.60
  6. Step 6: Final answer
    x = 29,401.28

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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.