Home / 19,550.56-29,325.66-4,759.48

Finding the Fourth Proportional to 19,550.56, 29,325.66 and 4,759.48

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Solution

The fourth proportional to 19,550.56, 29,325.66 and 4,759.48 is: 7,139.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,550.56 : 29,325.66 = 4,759.48 : x
  2. Step 2: Convert to fraction form
    19,550.56/29,325.66 = 4,759.48/x
  3. Step 3: Cross multiply
    19,550.56x = 29,325.66 × 4,759.48
  4. Step 4: Simplify right side
    19,550.56x = 139,574,892.26
  5. Step 5: Solve for x
    x = 139,574,892.26/19,550.56
  6. Step 6: Final answer
    x = 7,139.18

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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.