Home / 13,025.52-17,974.80-7,436.52

Finding the Fourth Proportional to 13,025.52, 17,974.80 and 7,436.52

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Solution

The fourth proportional to 13,025.52, 17,974.80 and 7,436.52 is: 10,262.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,025.52 : 17,974.80 = 7,436.52 : x
  2. Step 2: Convert to fraction form
    13,025.52/17,974.80 = 7,436.52/x
  3. Step 3: Cross multiply
    13,025.52x = 17,974.80 × 7,436.52
  4. Step 4: Simplify right side
    13,025.52x = 133,669,959.70
  5. Step 5: Solve for x
    x = 133,669,959.70/13,025.52
  6. Step 6: Final answer
    x = 10,262.16

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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.