Home / 39,850.08-59,776.16-12,148

Finding the Fourth Proportional to 39,850.08, 59,776.16 and 12,148

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Solution

The fourth proportional to 39,850.08, 59,776.16 and 12,148 is: 18,222.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,850.08 : 59,776.16 = 12,148 : x
  2. Step 2: Convert to fraction form
    39,850.08/59,776.16 = 12,148/x
  3. Step 3: Cross multiply
    39,850.08x = 59,776.16 × 12,148
  4. Step 4: Simplify right side
    39,850.08x = 726,160,791.68
  5. Step 5: Solve for x
    x = 726,160,791.68/39,850.08
  6. Step 6: Final answer
    x = 18,222.32

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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.