Home / 34,928.20-52,392.30-12,734.20

Finding the Fourth Proportional to 34,928.20, 52,392.30 and 12,734.20

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Solution

The fourth proportional to 34,928.20, 52,392.30 and 12,734.20 is: 19,101.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,928.20 : 52,392.30 = 12,734.20 : x
  2. Step 2: Convert to fraction form
    34,928.20/52,392.30 = 12,734.20/x
  3. Step 3: Cross multiply
    34,928.20x = 52,392.30 × 12,734.20
  4. Step 4: Simplify right side
    34,928.20x = 667,174,026.66
  5. Step 5: Solve for x
    x = 667,174,026.66/34,928.20
  6. Step 6: Final answer
    x = 19,101.30

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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.