Home / 19,215.26-26,517.06-10,716.74

Finding the Fourth Proportional to 19,215.26, 26,517.06 and 10,716.74

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Solution

The fourth proportional to 19,215.26, 26,517.06 and 10,716.74 is: 14,789.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,215.26 : 26,517.06 = 10,716.74 : x
  2. Step 2: Convert to fraction form
    19,215.26/26,517.06 = 10,716.74/x
  3. Step 3: Cross multiply
    19,215.26x = 26,517.06 × 10,716.74
  4. Step 4: Simplify right side
    19,215.26x = 284,176,437.58
  5. Step 5: Solve for x
    x = 284,176,437.58/19,215.26
  6. Step 6: Final answer
    x = 14,789.10

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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.