Home / 12,597.48-18,898.65-3,831.66

Finding the Fourth Proportional to 12,597.48, 18,898.65 and 3,831.66

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Solution

The fourth proportional to 12,597.48, 18,898.65 and 3,831.66 is: 5,748.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,597.48 : 18,898.65 = 3,831.66 : x
  2. Step 2: Convert to fraction form
    12,597.48/18,898.65 = 3,831.66/x
  3. Step 3: Cross multiply
    12,597.48x = 18,898.65 × 3,831.66
  4. Step 4: Simplify right side
    12,597.48x = 72,413,201.26
  5. Step 5: Solve for x
    x = 72,413,201.26/12,597.48
  6. Step 6: Final answer
    x = 5,748.23

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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.