Home / 14,643.15-21,951.77-5,872.07

Finding the Fourth Proportional to 14,643.15, 21,951.77 and 5,872.07

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Solution

The fourth proportional to 14,643.15, 21,951.77 and 5,872.07 is: 8,802.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,643.15 : 21,951.77 = 5,872.07 : x
  2. Step 2: Convert to fraction form
    14,643.15/21,951.77 = 5,872.07/x
  3. Step 3: Cross multiply
    14,643.15x = 21,951.77 × 5,872.07
  4. Step 4: Simplify right side
    14,643.15x = 128,902,190.94
  5. Step 5: Solve for x
    x = 128,902,190.94/14,643.15
  6. Step 6: Final answer
    x = 8,802.90

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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.