Home / 38,291.16-57,427.32-13,327.56

Finding the Fourth Proportional to 38,291.16, 57,427.32 and 13,327.56

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Solution

The fourth proportional to 38,291.16, 57,427.32 and 13,327.56 is: 19,988.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,291.16 : 57,427.32 = 13,327.56 : x
  2. Step 2: Convert to fraction form
    38,291.16/57,427.32 = 13,327.56/x
  3. Step 3: Cross multiply
    38,291.16x = 57,427.32 × 13,327.56
  4. Step 4: Simplify right side
    38,291.16x = 765,366,052.94
  5. Step 5: Solve for x
    x = 765,366,052.94/38,291.16
  6. Step 6: Final answer
    x = 19,988.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.