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Finding the Fourth Proportional to 24,603.91, 33,955.28 and 13,992.91

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Solution

The fourth proportional to 24,603.91, 33,955.28 and 13,992.91 is: 19,311.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,603.91 : 33,955.28 = 13,992.91 : x
  2. Step 2: Convert to fraction form
    24,603.91/33,955.28 = 13,992.91/x
  3. Step 3: Cross multiply
    24,603.91x = 33,955.28 × 13,992.91
  4. Step 4: Simplify right side
    24,603.91x = 475,133,177.06
  5. Step 5: Solve for x
    x = 475,133,177.06/24,603.91
  6. Step 6: Final answer
    x = 19,311.29

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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.