Home / 45,853.08-68,690.82-26,831.70

Finding the Fourth Proportional to 45,853.08, 68,690.82 and 26,831.70

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Solution

The fourth proportional to 45,853.08, 68,690.82 and 26,831.70 is: 40,195.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,853.08 : 68,690.82 = 26,831.70 : x
  2. Step 2: Convert to fraction form
    45,853.08/68,690.82 = 26,831.70/x
  3. Step 3: Cross multiply
    45,853.08x = 68,690.82 × 26,831.70
  4. Step 4: Simplify right side
    45,853.08x = 1,843,091,474.99
  5. Step 5: Solve for x
    x = 1,843,091,474.99/45,853.08
  6. Step 6: Final answer
    x = 40,195.59

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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.