Home / 19,031.72-26,288.88-14,610.12

Finding the Fourth Proportional to 19,031.72, 26,288.88 and 14,610.12

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Solution

The fourth proportional to 19,031.72, 26,288.88 and 14,610.12 is: 20,181.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,031.72 : 26,288.88 = 14,610.12 : x
  2. Step 2: Convert to fraction form
    19,031.72/26,288.88 = 14,610.12/x
  3. Step 3: Cross multiply
    19,031.72x = 26,288.88 × 14,610.12
  4. Step 4: Simplify right side
    19,031.72x = 384,083,691.47
  5. Step 5: Solve for x
    x = 384,083,691.47/19,031.72
  6. Step 6: Final answer
    x = 20,181.24

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Half 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.