Home / 14,200.17-21,284.32-4,831.44

Finding the Fourth Proportional to 14,200.17, 21,284.32 and 4,831.44

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Solution

The fourth proportional to 14,200.17, 21,284.32 and 4,831.44 is: 7,241.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,200.17 : 21,284.32 = 4,831.44 : x
  2. Step 2: Convert to fraction form
    14,200.17/21,284.32 = 4,831.44/x
  3. Step 3: Cross multiply
    14,200.17x = 21,284.32 × 4,831.44
  4. Step 4: Simplify right side
    14,200.17x = 102,833,915.02
  5. Step 5: Solve for x
    x = 102,833,915.02/14,200.17
  6. Step 6: Final answer
    x = 7,241.74

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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.