Home / 26,522.79-39,784.64-8,993.07

Finding the Fourth Proportional to 26,522.79, 39,784.64 and 8,993.07

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Solution

The fourth proportional to 26,522.79, 39,784.64 and 8,993.07 is: 13,489.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,522.79 : 39,784.64 = 8,993.07 : x
  2. Step 2: Convert to fraction form
    26,522.79/39,784.64 = 8,993.07/x
  3. Step 3: Cross multiply
    26,522.79x = 39,784.64 × 8,993.07
  4. Step 4: Simplify right side
    26,522.79x = 357,785,808.56
  5. Step 5: Solve for x
    x = 357,785,808.56/26,522.79
  6. Step 6: Final answer
    x = 13,489.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.