Home / 19,456.20-26,849.72-11,073.24

Finding the Fourth Proportional to 19,456.20, 26,849.72 and 11,073.24

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Solution

The fourth proportional to 19,456.20, 26,849.72 and 11,073.24 is: 15,281.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,456.20 : 26,849.72 = 11,073.24 : x
  2. Step 2: Convert to fraction form
    19,456.20/26,849.72 = 11,073.24/x
  3. Step 3: Cross multiply
    19,456.20x = 26,849.72 × 11,073.24
  4. Step 4: Simplify right side
    19,456.20x = 297,313,393.49
  5. Step 5: Solve for x
    x = 297,313,393.49/19,456.20
  6. Step 6: Final answer
    x = 15,281.16

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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.