Home / 49,322.82-73,984.29-12,386.82

Finding the Fourth Proportional to 49,322.82, 73,984.29 and 12,386.82

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Solution

The fourth proportional to 49,322.82, 73,984.29 and 12,386.82 is: 18,580.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,322.82 : 73,984.29 = 12,386.82 : x
  2. Step 2: Convert to fraction form
    49,322.82/73,984.29 = 12,386.82/x
  3. Step 3: Cross multiply
    49,322.82x = 73,984.29 × 12,386.82
  4. Step 4: Simplify right side
    49,322.82x = 916,430,083.06
  5. Step 5: Solve for x
    x = 916,430,083.06/49,322.82
  6. Step 6: Final answer
    x = 18,580.25

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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.