Home / 21,995.82-33,005.58-14,603.76

Finding the Fourth Proportional to 21,995.82, 33,005.58 and 14,603.76

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Solution

The fourth proportional to 21,995.82, 33,005.58 and 14,603.76 is: 21,913.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,995.82 : 33,005.58 = 14,603.76 : x
  2. Step 2: Convert to fraction form
    21,995.82/33,005.58 = 14,603.76/x
  3. Step 3: Cross multiply
    21,995.82x = 33,005.58 × 14,603.76
  4. Step 4: Simplify right side
    21,995.82x = 482,005,514.22
  5. Step 5: Solve for x
    x = 482,005,514.22/21,995.82
  6. Step 6: Final answer
    x = 21,913.51

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.