Home / 18,510.60-25,544.40-10,552.56

Finding the Fourth Proportional to 18,510.60, 25,544.40 and 10,552.56

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Solution

The fourth proportional to 18,510.60, 25,544.40 and 10,552.56 is: 14,562.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,510.60 : 25,544.40 = 10,552.56 : x
  2. Step 2: Convert to fraction form
    18,510.60/25,544.40 = 10,552.56/x
  3. Step 3: Cross multiply
    18,510.60x = 25,544.40 × 10,552.56
  4. Step 4: Simplify right side
    18,510.60x = 269,558,813.66
  5. Step 5: Solve for x
    x = 269,558,813.66/18,510.60
  6. Step 6: Final answer
    x = 14,562.40

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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.