Home / 14,097.47-21,139.58-8,176.04

Finding the Fourth Proportional to 14,097.47, 21,139.58 and 8,176.04

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Solution

The fourth proportional to 14,097.47, 21,139.58 and 8,176.04 is: 12,260.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,097.47 : 21,139.58 = 8,176.04 : x
  2. Step 2: Convert to fraction form
    14,097.47/21,139.58 = 8,176.04/x
  3. Step 3: Cross multiply
    14,097.47x = 21,139.58 × 8,176.04
  4. Step 4: Simplify right side
    14,097.47x = 172,838,051.66
  5. Step 5: Solve for x
    x = 172,838,051.66/14,097.47
  6. Step 6: Final answer
    x = 12,260.22

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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.