Home / 26,566.28-39,858.63-11,785.55

Finding the Fourth Proportional to 26,566.28, 39,858.63 and 11,785.55

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Solution

The fourth proportional to 26,566.28, 39,858.63 and 11,785.55 is: 17,682.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,566.28 : 39,858.63 = 11,785.55 : x
  2. Step 2: Convert to fraction form
    26,566.28/39,858.63 = 11,785.55/x
  3. Step 3: Cross multiply
    26,566.28x = 39,858.63 × 11,785.55
  4. Step 4: Simplify right side
    26,566.28x = 469,755,923.81
  5. Step 5: Solve for x
    x = 469,755,923.81/26,566.28
  6. Step 6: Final answer
    x = 17,682.41

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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.