Home / 43,898.51-65,831.97-18,927.83

Finding the Fourth Proportional to 43,898.51, 65,831.97 and 18,927.83

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Solution

The fourth proportional to 43,898.51, 65,831.97 and 18,927.83 is: 28,384.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,898.51 : 65,831.97 = 18,927.83 : x
  2. Step 2: Convert to fraction form
    43,898.51/65,831.97 = 18,927.83/x
  3. Step 3: Cross multiply
    43,898.51x = 65,831.97 × 18,927.83
  4. Step 4: Simplify right side
    43,898.51x = 1,246,056,572.28
  5. Step 5: Solve for x
    x = 1,246,056,572.28/43,898.51
  6. Step 6: Final answer
    x = 28,384.94

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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.