Home / 34,843.78-52,271.97-12,688.26

Finding the Fourth Proportional to 34,843.78, 52,271.97 and 12,688.26

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Solution

The fourth proportional to 34,843.78, 52,271.97 and 12,688.26 is: 19,034.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,843.78 : 52,271.97 = 12,688.26 : x
  2. Step 2: Convert to fraction form
    34,843.78/52,271.97 = 12,688.26/x
  3. Step 3: Cross multiply
    34,843.78x = 52,271.97 × 12,688.26
  4. Step 4: Simplify right side
    34,843.78x = 663,240,346.07
  5. Step 5: Solve for x
    x = 663,240,346.07/34,843.78
  6. Step 6: Final answer
    x = 19,034.68

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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.