Home / 34,843.85-52,272.07-12,688.32

Finding the Fourth Proportional to 34,843.85, 52,272.07 and 12,688.32

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Solution

The fourth proportional to 34,843.85, 52,272.07 and 12,688.32 is: 19,034.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,843.85 : 52,272.07 = 12,688.32 : x
  2. Step 2: Convert to fraction form
    34,843.85/52,272.07 = 12,688.32/x
  3. Step 3: Cross multiply
    34,843.85x = 52,272.07 × 12,688.32
  4. Step 4: Simplify right side
    34,843.85x = 663,244,687.78
  5. Step 5: Solve for x
    x = 663,244,687.78/34,843.85
  6. Step 6: Final answer
    x = 19,034.77

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1.5x scale

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.