Home / 38,266.44-52,808.40-21,272.10

Finding the Fourth Proportional to 38,266.44, 52,808.40 and 21,272.10

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Solution

The fourth proportional to 38,266.44, 52,808.40 and 21,272.10 is: 29,355.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,266.44 : 52,808.40 = 21,272.10 : x
  2. Step 2: Convert to fraction form
    38,266.44/52,808.40 = 21,272.10/x
  3. Step 3: Cross multiply
    38,266.44x = 52,808.40 × 21,272.10
  4. Step 4: Simplify right side
    38,266.44x = 1,123,345,565.64
  5. Step 5: Solve for x
    x = 1,123,345,565.64/38,266.44
  6. Step 6: Final answer
    x = 29,355.89

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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.