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Finding the Fourth Proportional to 15,071.25, 22,606.88 and 5,837.25

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Solution

The fourth proportional to 15,071.25, 22,606.88 and 5,837.25 is: 8,755.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,071.25 : 22,606.88 = 5,837.25 : x
  2. Step 2: Convert to fraction form
    15,071.25/22,606.88 = 5,837.25/x
  3. Step 3: Cross multiply
    15,071.25x = 22,606.88 × 5,837.25
  4. Step 4: Simplify right side
    15,071.25x = 131,961,981.09
  5. Step 5: Solve for x
    x = 131,961,981.09/15,071.25
  6. Step 6: Final answer
    x = 8,755.88

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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.