Home / 13,831.18-20,736.51-4,466.03

Finding the Fourth Proportional to 13,831.18, 20,736.51 and 4,466.03

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Solution

The fourth proportional to 13,831.18, 20,736.51 and 4,466.03 is: 6,695.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,831.18 : 20,736.51 = 4,466.03 : x
  2. Step 2: Convert to fraction form
    13,831.18/20,736.51 = 4,466.03/x
  3. Step 3: Cross multiply
    13,831.18x = 20,736.51 × 4,466.03
  4. Step 4: Simplify right side
    13,831.18x = 92,609,875.76
  5. Step 5: Solve for x
    x = 92,609,875.76/13,831.18
  6. Step 6: Final answer
    x = 6,695.73

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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.