Home / 19,105.08-26,366.22-10,722.12

Finding the Fourth Proportional to 19,105.08, 26,366.22 and 10,722.12

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Solution

The fourth proportional to 19,105.08, 26,366.22 and 10,722.12 is: 14,797.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,105.08 : 26,366.22 = 10,722.12 : x
  2. Step 2: Convert to fraction form
    19,105.08/26,366.22 = 10,722.12/x
  3. Step 3: Cross multiply
    19,105.08x = 26,366.22 × 10,722.12
  4. Step 4: Simplify right side
    19,105.08x = 282,701,774.79
  5. Step 5: Solve for x
    x = 282,701,774.79/19,105.08
  6. Step 6: Final answer
    x = 14,797.20

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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.