Home / 39,578.60-59,354.21-11,491.04

Finding the Fourth Proportional to 39,578.60, 59,354.21 and 11,491.04

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Solution

The fourth proportional to 39,578.60, 59,354.21 and 11,491.04 is: 17,232.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,578.60 : 59,354.21 = 11,491.04 : x
  2. Step 2: Convert to fraction form
    39,578.60/59,354.21 = 11,491.04/x
  3. Step 3: Cross multiply
    39,578.60x = 59,354.21 × 11,491.04
  4. Step 4: Simplify right side
    39,578.60x = 682,041,247.05
  5. Step 5: Solve for x
    x = 682,041,247.05/39,578.60
  6. Step 6: Final answer
    x = 17,232.58

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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.