Home / 49,390.67-74,102.64-15,662.20

Finding the Fourth Proportional to 49,390.67, 74,102.64 and 15,662.20

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Solution

The fourth proportional to 49,390.67, 74,102.64 and 15,662.20 is: 23,498.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,390.67 : 74,102.64 = 15,662.20 : x
  2. Step 2: Convert to fraction form
    49,390.67/74,102.64 = 15,662.20/x
  3. Step 3: Cross multiply
    49,390.67x = 74,102.64 × 15,662.20
  4. Step 4: Simplify right side
    49,390.67x = 1,160,610,368.21
  5. Step 5: Solve for x
    x = 1,160,610,368.21/49,390.67
  6. Step 6: Final answer
    x = 23,498.58

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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.