Home / 39,499.78-59,249.72-15,818

Finding the Fourth Proportional to 39,499.78, 59,249.72 and 15,818

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Solution

The fourth proportional to 39,499.78, 59,249.72 and 15,818 is: 23,727.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,499.78 : 59,249.72 = 15,818 : x
  2. Step 2: Convert to fraction form
    39,499.78/59,249.72 = 15,818/x
  3. Step 3: Cross multiply
    39,499.78x = 59,249.72 × 15,818
  4. Step 4: Simplify right side
    39,499.78x = 937,212,070.96
  5. Step 5: Solve for x
    x = 937,212,070.96/39,499.78
  6. Step 6: Final answer
    x = 23,727.02

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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.