Home / 19,529.18-29,290.71-7,047.26

Finding the Fourth Proportional to 19,529.18, 29,290.71 and 7,047.26

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Solution

The fourth proportional to 19,529.18, 29,290.71 and 7,047.26 is: 10,569.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,529.18 : 29,290.71 = 7,047.26 : x
  2. Step 2: Convert to fraction form
    19,529.18/29,290.71 = 7,047.26/x
  3. Step 3: Cross multiply
    19,529.18x = 29,290.71 × 7,047.26
  4. Step 4: Simplify right side
    19,529.18x = 206,419,248.95
  5. Step 5: Solve for x
    x = 206,419,248.95/19,529.18
  6. Step 6: Final answer
    x = 10,569.79

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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.