Home / 19,627.10-29,436.49-6,476.34

Finding the Fourth Proportional to 19,627.10, 29,436.49 and 6,476.34

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Solution

The fourth proportional to 19,627.10, 29,436.49 and 6,476.34 is: 9,713.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,627.10 : 29,436.49 = 6,476.34 : x
  2. Step 2: Convert to fraction form
    19,627.10/29,436.49 = 6,476.34/x
  3. Step 3: Cross multiply
    19,627.10x = 29,436.49 × 6,476.34
  4. Step 4: Simplify right side
    19,627.10x = 190,640,717.65
  5. Step 5: Solve for x
    x = 190,640,717.65/19,627.10
  6. Step 6: Final answer
    x = 9,713.14

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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.