Home / 19,531.32-26,952.44-11,463.88

Finding the Fourth Proportional to 19,531.32, 26,952.44 and 11,463.88

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Solution

The fourth proportional to 19,531.32, 26,952.44 and 11,463.88 is: 15,819.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,531.32 : 26,952.44 = 11,463.88 : x
  2. Step 2: Convert to fraction form
    19,531.32/26,952.44 = 11,463.88/x
  3. Step 3: Cross multiply
    19,531.32x = 26,952.44 × 11,463.88
  4. Step 4: Simplify right side
    19,531.32x = 308,979,537.87
  5. Step 5: Solve for x
    x = 308,979,537.87/19,531.32
  6. Step 6: Final answer
    x = 15,819.70

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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.