Home / 28,507.41-39,338.78-16,568.82

Finding the Fourth Proportional to 28,507.41, 39,338.78 and 16,568.82

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Solution

The fourth proportional to 28,507.41, 39,338.78 and 16,568.82 is: 22,864.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,507.41 : 39,338.78 = 16,568.82 : x
  2. Step 2: Convert to fraction form
    28,507.41/39,338.78 = 16,568.82/x
  3. Step 3: Cross multiply
    28,507.41x = 39,338.78 × 16,568.82
  4. Step 4: Simplify right side
    28,507.41x = 651,797,082.00
  5. Step 5: Solve for x
    x = 651,797,082.00/28,507.41
  6. Step 6: Final answer
    x = 22,864.13

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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.