Home / 38,265.48-52,805.99-21,269.79

Finding the Fourth Proportional to 38,265.48, 52,805.99 and 21,269.79

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Solution

The fourth proportional to 38,265.48, 52,805.99 and 21,269.79 is: 29,352.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,265.48 : 52,805.99 = 21,269.79 : x
  2. Step 2: Convert to fraction form
    38,265.48/52,805.99 = 21,269.79/x
  3. Step 3: Cross multiply
    38,265.48x = 52,805.99 × 21,269.79
  4. Step 4: Simplify right side
    38,265.48x = 1,123,172,371.22
  5. Step 5: Solve for x
    x = 1,123,172,371.22/38,265.48
  6. Step 6: Final answer
    x = 29,352.10

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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.