Home / 28,816.16-43,224.24-14,936

Finding the Fourth Proportional to 28,816.16, 43,224.24 and 14,936

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Solution

The fourth proportional to 28,816.16, 43,224.24 and 14,936 is: 22,404

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,816.16 : 43,224.24 = 14,936 : x
  2. Step 2: Convert to fraction form
    28,816.16/43,224.24 = 14,936/x
  3. Step 3: Cross multiply
    28,816.16x = 43,224.24 × 14,936
  4. Step 4: Simplify right side
    28,816.16x = 645,597,248.64
  5. Step 5: Solve for x
    x = 645,597,248.64/28,816.16
  6. Step 6: Final answer
    x = 22,404

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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.