Home / 14,080.38-21,124.56-7,051.91

Finding the Fourth Proportional to 14,080.38, 21,124.56 and 7,051.91

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Solution

The fourth proportional to 14,080.38, 21,124.56 and 7,051.91 is: 10,579.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,080.38 : 21,124.56 = 7,051.91 : x
  2. Step 2: Convert to fraction form
    14,080.38/21,124.56 = 7,051.91/x
  3. Step 3: Cross multiply
    14,080.38x = 21,124.56 × 7,051.91
  4. Step 4: Simplify right side
    14,080.38x = 148,968,390.29
  5. Step 5: Solve for x
    x = 148,968,390.29/14,080.38
  6. Step 6: Final answer
    x = 10,579.86

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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.