Home / 34,680.78-52,023.84-12,496.32

Finding the Fourth Proportional to 34,680.78, 52,023.84 and 12,496.32

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Solution

The fourth proportional to 34,680.78, 52,023.84 and 12,496.32 is: 18,745.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,680.78 : 52,023.84 = 12,496.32 : x
  2. Step 2: Convert to fraction form
    34,680.78/52,023.84 = 12,496.32/x
  3. Step 3: Cross multiply
    34,680.78x = 52,023.84 × 12,496.32
  4. Step 4: Simplify right side
    34,680.78x = 650,106,552.27
  5. Step 5: Solve for x
    x = 650,106,552.27/34,680.78
  6. Step 6: Final answer
    x = 18,745.44

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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.