Home / 27,585.27-41,345.50-12,762.87

Finding the Fourth Proportional to 27,585.27, 41,345.50 and 12,762.87

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Solution

The fourth proportional to 27,585.27, 41,345.50 and 12,762.87 is: 19,129.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,585.27 : 41,345.50 = 12,762.87 : x
  2. Step 2: Convert to fraction form
    27,585.27/41,345.50 = 12,762.87/x
  3. Step 3: Cross multiply
    27,585.27x = 41,345.50 × 12,762.87
  4. Step 4: Simplify right side
    27,585.27x = 527,687,177.77
  5. Step 5: Solve for x
    x = 527,687,177.77/27,585.27
  6. Step 6: Final answer
    x = 19,129.31

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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.