Home / 26,188.53-39,274.29-11,393.07

Finding the Fourth Proportional to 26,188.53, 39,274.29 and 11,393.07

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Solution

The fourth proportional to 26,188.53, 39,274.29 and 11,393.07 is: 17,085.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,188.53 : 39,274.29 = 11,393.07 : x
  2. Step 2: Convert to fraction form
    26,188.53/39,274.29 = 11,393.07/x
  3. Step 3: Cross multiply
    26,188.53x = 39,274.29 × 11,393.07
  4. Step 4: Simplify right side
    26,188.53x = 447,454,735.17
  5. Step 5: Solve for x
    x = 447,454,735.17/26,188.53
  6. Step 6: Final answer
    x = 17,085.90

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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.