Home / 38,322.21-57,462.46-13,355.55

Finding the Fourth Proportional to 38,322.21, 57,462.46 and 13,355.55

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Solution

The fourth proportional to 38,322.21, 57,462.46 and 13,355.55 is: 20,026.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,322.21 : 57,462.46 = 13,355.55 : x
  2. Step 2: Convert to fraction form
    38,322.21/57,462.46 = 13,355.55/x
  3. Step 3: Cross multiply
    38,322.21x = 57,462.46 × 13,355.55
  4. Step 4: Simplify right side
    38,322.21x = 767,442,757.65
  5. Step 5: Solve for x
    x = 767,442,757.65/38,322.21
  6. Step 6: Final answer
    x = 20,026.06

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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.