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Finding the Fourth Proportional to 34,718.91, 52,081.07 and 11,347.71

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Solution

The fourth proportional to 34,718.91, 52,081.07 and 11,347.71 is: 17,022.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,718.91 : 52,081.07 = 11,347.71 : x
  2. Step 2: Convert to fraction form
    34,718.91/52,081.07 = 11,347.71/x
  3. Step 3: Cross multiply
    34,718.91x = 52,081.07 × 11,347.71
  4. Step 4: Simplify right side
    34,718.91x = 591,001,088.34
  5. Step 5: Solve for x
    x = 591,001,088.34/34,718.91
  6. Step 6: Final answer
    x = 17,022.45

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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.