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Finding the Fourth Proportional to 45,883.91, 68,850.95 and 17,805.07

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Solution

The fourth proportional to 45,883.91, 68,850.95 and 17,805.07 is: 26,717.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,883.91 : 68,850.95 = 17,805.07 : x
  2. Step 2: Convert to fraction form
    45,883.91/68,850.95 = 17,805.07/x
  3. Step 3: Cross multiply
    45,883.91x = 68,850.95 × 17,805.07
  4. Step 4: Simplify right side
    45,883.91x = 1,225,895,981.35
  5. Step 5: Solve for x
    x = 1,225,895,981.35/45,883.91
  6. Step 6: Final answer
    x = 26,717.34

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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.