Home / 38,295.45-52,841.57-21,299.49

Finding the Fourth Proportional to 38,295.45, 52,841.57 and 21,299.49

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Solution

The fourth proportional to 38,295.45, 52,841.57 and 21,299.49 is: 29,389.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,295.45 : 52,841.57 = 21,299.49 : x
  2. Step 2: Convert to fraction form
    38,295.45/52,841.57 = 21,299.49/x
  3. Step 3: Cross multiply
    38,295.45x = 52,841.57 × 21,299.49
  4. Step 4: Simplify right side
    38,295.45x = 1,125,498,385.30
  5. Step 5: Solve for x
    x = 1,125,498,385.30/38,295.45
  6. Step 6: Final answer
    x = 29,389.87

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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.