Home / 49,606.40-68,461.07-28,099.98

Finding the Fourth Proportional to 49,606.40, 68,461.07 and 28,099.98

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Solution

The fourth proportional to 49,606.40, 68,461.07 and 28,099.98 is: 38,780.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,606.40 : 68,461.07 = 28,099.98 : x
  2. Step 2: Convert to fraction form
    49,606.40/68,461.07 = 28,099.98/x
  3. Step 3: Cross multiply
    49,606.40x = 68,461.07 × 28,099.98
  4. Step 4: Simplify right side
    49,606.40x = 1,923,754,557.28
  5. Step 5: Solve for x
    x = 1,923,754,557.28/49,606.40
  6. Step 6: Final answer
    x = 38,780.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.