Home / 28,656.64-39,558.42-26,863.24

Finding the Fourth Proportional to 28,656.64, 39,558.42 and 26,863.24

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Solution

The fourth proportional to 28,656.64, 39,558.42 and 26,863.24 is: 37,082.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,656.64 : 39,558.42 = 26,863.24 : x
  2. Step 2: Convert to fraction form
    28,656.64/39,558.42 = 26,863.24/x
  3. Step 3: Cross multiply
    28,656.64x = 39,558.42 × 26,863.24
  4. Step 4: Simplify right side
    28,656.64x = 1,062,667,330.48
  5. Step 5: Solve for x
    x = 1,062,667,330.48/28,656.64
  6. Step 6: Final answer
    x = 37,082.76

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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.