Home / 19,301.66-28,938.56-13,046.18

Finding the Fourth Proportional to 19,301.66, 28,938.56 and 13,046.18

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Solution

The fourth proportional to 19,301.66, 28,938.56 and 13,046.18 is: 19,559.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,301.66 : 28,938.56 = 13,046.18 : x
  2. Step 2: Convert to fraction form
    19,301.66/28,938.56 = 13,046.18/x
  3. Step 3: Cross multiply
    19,301.66x = 28,938.56 × 13,046.18
  4. Step 4: Simplify right side
    19,301.66x = 377,537,662.70
  5. Step 5: Solve for x
    x = 377,537,662.70/19,301.66
  6. Step 6: Final answer
    x = 19,559.85

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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.