Home / 14,807.40-22,193.10-6,469.80

Finding the Fourth Proportional to 14,807.40, 22,193.10 and 6,469.80

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Solution

The fourth proportional to 14,807.40, 22,193.10 and 6,469.80 is: 9,696.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,807.40 : 22,193.10 = 6,469.80 : x
  2. Step 2: Convert to fraction form
    14,807.40/22,193.10 = 6,469.80/x
  3. Step 3: Cross multiply
    14,807.40x = 22,193.10 × 6,469.80
  4. Step 4: Simplify right side
    14,807.40x = 143,584,918.38
  5. Step 5: Solve for x
    x = 143,584,918.38/14,807.40
  6. Step 6: Final answer
    x = 9,696.84

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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.