Home / 18,568.40-25,624.50-10,610.92

Finding the Fourth Proportional to 18,568.40, 25,624.50 and 10,610.92

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Solution

The fourth proportional to 18,568.40, 25,624.50 and 10,610.92 is: 14,643.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,568.40 : 25,624.50 = 10,610.92 : x
  2. Step 2: Convert to fraction form
    18,568.40/25,624.50 = 10,610.92/x
  3. Step 3: Cross multiply
    18,568.40x = 25,624.50 × 10,610.92
  4. Step 4: Simplify right side
    18,568.40x = 271,899,391.42
  5. Step 5: Solve for x
    x = 271,899,391.42/18,568.40
  6. Step 6: Final answer
    x = 14,643.12

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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.