Home / 19,506.78-29,263.20-6,356.09

Finding the Fourth Proportional to 19,506.78, 29,263.20 and 6,356.09

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Solution

The fourth proportional to 19,506.78, 29,263.20 and 6,356.09 is: 9,535.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,506.78 : 29,263.20 = 6,356.09 : x
  2. Step 2: Convert to fraction form
    19,506.78/29,263.20 = 6,356.09/x
  3. Step 3: Cross multiply
    19,506.78x = 29,263.20 × 6,356.09
  4. Step 4: Simplify right side
    19,506.78x = 185,999,386.57
  5. Step 5: Solve for x
    x = 185,999,386.57/19,506.78
  6. Step 6: Final answer
    x = 9,535.11

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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.