Home / 49,735.40-74,603.10-18,566.60

Finding the Fourth Proportional to 49,735.40, 74,603.10 and 18,566.60

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Solution

The fourth proportional to 49,735.40, 74,603.10 and 18,566.60 is: 27,849.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,735.40 : 74,603.10 = 18,566.60 : x
  2. Step 2: Convert to fraction form
    49,735.40/74,603.10 = 18,566.60/x
  3. Step 3: Cross multiply
    49,735.40x = 74,603.10 × 18,566.60
  4. Step 4: Simplify right side
    49,735.40x = 1,385,125,916.46
  5. Step 5: Solve for x
    x = 1,385,125,916.46/49,735.40
  6. Step 6: Final answer
    x = 27,849.90

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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.