Home / 26,005.69-39,002.50-7,287.04

Finding the Fourth Proportional to 26,005.69, 39,002.50 and 7,287.04

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Solution

The fourth proportional to 26,005.69, 39,002.50 and 7,287.04 is: 10,928.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,005.69 : 39,002.50 = 7,287.04 : x
  2. Step 2: Convert to fraction form
    26,005.69/39,002.50 = 7,287.04/x
  3. Step 3: Cross multiply
    26,005.69x = 39,002.50 × 7,287.04
  4. Step 4: Simplify right side
    26,005.69x = 284,212,777.60
  5. Step 5: Solve for x
    x = 284,212,777.60/26,005.69
  6. Step 6: Final answer
    x = 10,928.87

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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.