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Finding the Fourth Proportional to 19,046.65, 26,275.65 and 12,334.44

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Solution

The fourth proportional to 19,046.65, 26,275.65 and 12,334.44 is: 17,015.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,046.65 : 26,275.65 = 12,334.44 : x
  2. Step 2: Convert to fraction form
    19,046.65/26,275.65 = 12,334.44/x
  3. Step 3: Cross multiply
    19,046.65x = 26,275.65 × 12,334.44
  4. Step 4: Simplify right side
    19,046.65x = 324,095,428.39
  5. Step 5: Solve for x
    x = 324,095,428.39/19,046.65
  6. Step 6: Final answer
    x = 17,015.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.