Home / 14,469.18-21,701.34-4,078.50

Finding the Fourth Proportional to 14,469.18, 21,701.34 and 4,078.50

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Solution

The fourth proportional to 14,469.18, 21,701.34 and 4,078.50 is: 6,117.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,469.18 : 21,701.34 = 4,078.50 : x
  2. Step 2: Convert to fraction form
    14,469.18/21,701.34 = 4,078.50/x
  3. Step 3: Cross multiply
    14,469.18x = 21,701.34 × 4,078.50
  4. Step 4: Simplify right side
    14,469.18x = 88,508,915.19
  5. Step 5: Solve for x
    x = 88,508,915.19/14,469.18
  6. Step 6: Final answer
    x = 6,117.07

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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.