Home / 11,831.63-17,750.44-4,436.11

Finding the Fourth Proportional to 11,831.63, 17,750.44 and 4,436.11

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Solution

The fourth proportional to 11,831.63, 17,750.44 and 4,436.11 is: 6,655.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,831.63 : 17,750.44 = 4,436.11 : x
  2. Step 2: Convert to fraction form
    11,831.63/17,750.44 = 4,436.11/x
  3. Step 3: Cross multiply
    11,831.63x = 17,750.44 × 4,436.11
  4. Step 4: Simplify right side
    11,831.63x = 78,742,904.39
  5. Step 5: Solve for x
    x = 78,742,904.39/11,831.63
  6. Step 6: Final answer
    x = 6,655.29

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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.