Home / 18,648.24-25,734.36-10,583.40

Finding the Fourth Proportional to 18,648.24, 25,734.36 and 10,583.40

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Solution

The fourth proportional to 18,648.24, 25,734.36 and 10,583.40 is: 14,604.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,648.24 : 25,734.36 = 10,583.40 : x
  2. Step 2: Convert to fraction form
    18,648.24/25,734.36 = 10,583.40/x
  3. Step 3: Cross multiply
    18,648.24x = 25,734.36 × 10,583.40
  4. Step 4: Simplify right side
    18,648.24x = 272,357,025.62
  5. Step 5: Solve for x
    x = 272,357,025.62/18,648.24
  6. Step 6: Final answer
    x = 14,604.97

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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.