Home / 30,248.81-45,375.38-8,062.07

Finding the Fourth Proportional to 30,248.81, 45,375.38 and 8,062.07

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Solution

The fourth proportional to 30,248.81, 45,375.38 and 8,062.07 is: 12,093.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,248.81 : 45,375.38 = 8,062.07 : x
  2. Step 2: Convert to fraction form
    30,248.81/45,375.38 = 8,062.07/x
  3. Step 3: Cross multiply
    30,248.81x = 45,375.38 × 8,062.07
  4. Step 4: Simplify right side
    30,248.81x = 365,819,449.53
  5. Step 5: Solve for x
    x = 365,819,449.53/30,248.81
  6. Step 6: Final answer
    x = 12,093.68

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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.