Home / 27,456.68-37,890.42-14,881.52

Finding the Fourth Proportional to 27,456.68, 37,890.42 and 14,881.52

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Solution

The fourth proportional to 27,456.68, 37,890.42 and 14,881.52 is: 20,536.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,456.68 : 37,890.42 = 14,881.52 : x
  2. Step 2: Convert to fraction form
    27,456.68/37,890.42 = 14,881.52/x
  3. Step 3: Cross multiply
    27,456.68x = 37,890.42 × 14,881.52
  4. Step 4: Simplify right side
    27,456.68x = 563,867,043.04
  5. Step 5: Solve for x
    x = 563,867,043.04/27,456.68
  6. Step 6: Final answer
    x = 20,536.61

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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.