Home / 19,016.48-26,248.84-11,057.20

Finding the Fourth Proportional to 19,016.48, 26,248.84 and 11,057.20

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Solution

The fourth proportional to 19,016.48, 26,248.84 and 11,057.20 is: 15,262.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,016.48 : 26,248.84 = 11,057.20 : x
  2. Step 2: Convert to fraction form
    19,016.48/26,248.84 = 11,057.20/x
  3. Step 3: Cross multiply
    19,016.48x = 26,248.84 × 11,057.20
  4. Step 4: Simplify right side
    19,016.48x = 290,238,673.65
  5. Step 5: Solve for x
    x = 290,238,673.65/19,016.48
  6. Step 6: Final answer
    x = 15,262.48

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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.