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Finding the Fourth Proportional to 34,718.88, 52,081.02 and 11,347.68

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Solution

The fourth proportional to 34,718.88, 52,081.02 and 11,347.68 is: 17,022.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,718.88 : 52,081.02 = 11,347.68 : x
  2. Step 2: Convert to fraction form
    34,718.88/52,081.02 = 11,347.68/x
  3. Step 3: Cross multiply
    34,718.88x = 52,081.02 × 11,347.68
  4. Step 4: Simplify right side
    34,718.88x = 590,998,749.03
  5. Step 5: Solve for x
    x = 590,998,749.03/34,718.88
  6. Step 6: Final answer
    x = 17,022.40

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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.