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Finding the Fourth Proportional to 22,336.13, 30,814.02 and 13,835.99

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Solution

The fourth proportional to 22,336.13, 30,814.02 and 13,835.99 is: 19,087.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,336.13 : 30,814.02 = 13,835.99 : x
  2. Step 2: Convert to fraction form
    22,336.13/30,814.02 = 13,835.99/x
  3. Step 3: Cross multiply
    22,336.13x = 30,814.02 × 13,835.99
  4. Step 4: Simplify right side
    22,336.13x = 426,342,318.51
  5. Step 5: Solve for x
    x = 426,342,318.51/22,336.13
  6. Step 6: Final answer
    x = 19,087.57

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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.