Home / 26,690.12-36,831.86-17,258.44

Finding the Fourth Proportional to 26,690.12, 36,831.86 and 17,258.44

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Solution

The fourth proportional to 26,690.12, 36,831.86 and 17,258.44 is: 23,816.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,690.12 : 36,831.86 = 17,258.44 : x
  2. Step 2: Convert to fraction form
    26,690.12/36,831.86 = 17,258.44/x
  3. Step 3: Cross multiply
    26,690.12x = 36,831.86 × 17,258.44
  4. Step 4: Simplify right side
    26,690.12x = 635,660,445.90
  5. Step 5: Solve for x
    x = 635,660,445.90/26,690.12
  6. Step 6: Final answer
    x = 23,816.32

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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.