Home / 14,102.46-21,153.87-5,335.02

Finding the Fourth Proportional to 14,102.46, 21,153.87 and 5,335.02

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Solution

The fourth proportional to 14,102.46, 21,153.87 and 5,335.02 is: 8,002.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,102.46 : 21,153.87 = 5,335.02 : x
  2. Step 2: Convert to fraction form
    14,102.46/21,153.87 = 5,335.02/x
  3. Step 3: Cross multiply
    14,102.46x = 21,153.87 × 5,335.02
  4. Step 4: Simplify right side
    14,102.46x = 112,856,319.53
  5. Step 5: Solve for x
    x = 112,856,319.53/14,102.46
  6. Step 6: Final answer
    x = 8,002.60

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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.