Home / 38,242.92-52,774.49-21,247.10

Finding the Fourth Proportional to 38,242.92, 52,774.49 and 21,247.10

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Solution

The fourth proportional to 38,242.92, 52,774.49 and 21,247.10 is: 29,320.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,242.92 : 52,774.49 = 21,247.10 : x
  2. Step 2: Convert to fraction form
    38,242.92/52,774.49 = 21,247.10/x
  3. Step 3: Cross multiply
    38,242.92x = 52,774.49 × 21,247.10
  4. Step 4: Simplify right side
    38,242.92x = 1,121,304,496.37
  5. Step 5: Solve for x
    x = 1,121,304,496.37/38,242.92
  6. Step 6: Final answer
    x = 29,320.58

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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.