Home / 38,262.21-52,799.22-21,264.90

Finding the Fourth Proportional to 38,262.21, 52,799.22 and 21,264.90

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Solution

The fourth proportional to 38,262.21, 52,799.22 and 21,264.90 is: 29,344.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,262.21 : 52,799.22 = 21,264.90 : x
  2. Step 2: Convert to fraction form
    38,262.21/52,799.22 = 21,264.90/x
  3. Step 3: Cross multiply
    38,262.21x = 52,799.22 × 21,264.90
  4. Step 4: Simplify right side
    38,262.21x = 1,122,770,133.38
  5. Step 5: Solve for x
    x = 1,122,770,133.38/38,262.21
  6. Step 6: Final answer
    x = 29,344.10

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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.