Home / 27,663.08-38,164.22-15,560.76

Finding the Fourth Proportional to 27,663.08, 38,164.22 and 15,560.76

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Solution

The fourth proportional to 27,663.08, 38,164.22 and 15,560.76 is: 21,467.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,663.08 : 38,164.22 = 15,560.76 : x
  2. Step 2: Convert to fraction form
    27,663.08/38,164.22 = 15,560.76/x
  3. Step 3: Cross multiply
    27,663.08x = 38,164.22 × 15,560.76
  4. Step 4: Simplify right side
    27,663.08x = 593,864,268.01
  5. Step 5: Solve for x
    x = 593,864,268.01/27,663.08
  6. Step 6: Final answer
    x = 21,467.76

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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.