Home / 11,974.12-16,528.02-9,734.20

Finding the Fourth Proportional to 11,974.12, 16,528.02 and 9,734.20

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Solution

The fourth proportional to 11,974.12, 16,528.02 and 9,734.20 is: 13,436.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,974.12 : 16,528.02 = 9,734.20 : x
  2. Step 2: Convert to fraction form
    11,974.12/16,528.02 = 9,734.20/x
  3. Step 3: Cross multiply
    11,974.12x = 16,528.02 × 9,734.20
  4. Step 4: Simplify right side
    11,974.12x = 160,887,052.28
  5. Step 5: Solve for x
    x = 160,887,052.28/11,974.12
  6. Step 6: Final answer
    x = 13,436.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.