Home / 14,080.24-19,424.64-8,488

Finding the Fourth Proportional to 14,080.24, 19,424.64 and 8,488

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Solution

The fourth proportional to 14,080.24, 19,424.64 and 8,488 is: 11,709.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,080.24 : 19,424.64 = 8,488 : x
  2. Step 2: Convert to fraction form
    14,080.24/19,424.64 = 8,488/x
  3. Step 3: Cross multiply
    14,080.24x = 19,424.64 × 8,488
  4. Step 4: Simplify right side
    14,080.24x = 164,876,344.32
  5. Step 5: Solve for x
    x = 164,876,344.32/14,080.24
  6. Step 6: Final answer
    x = 11,709.77

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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.