Home / 19,011.92-26,239.68-11,058.75

Finding the Fourth Proportional to 19,011.92, 26,239.68 and 11,058.75

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Solution

The fourth proportional to 19,011.92, 26,239.68 and 11,058.75 is: 15,262.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,011.92 : 26,239.68 = 11,058.75 : x
  2. Step 2: Convert to fraction form
    19,011.92/26,239.68 = 11,058.75/x
  3. Step 3: Cross multiply
    19,011.92x = 26,239.68 × 11,058.75
  4. Step 4: Simplify right side
    19,011.92x = 290,178,061.20
  5. Step 5: Solve for x
    x = 290,178,061.20/19,011.92
  6. Step 6: Final answer
    x = 15,262.96

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Half scale
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Double scale
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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.