Home / 14,788.56-22,171.88-6,988.26

Finding the Fourth Proportional to 14,788.56, 22,171.88 and 6,988.26

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Solution

The fourth proportional to 14,788.56, 22,171.88 and 6,988.26 is: 10,477.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,788.56 : 22,171.88 = 6,988.26 : x
  2. Step 2: Convert to fraction form
    14,788.56/22,171.88 = 6,988.26/x
  3. Step 3: Cross multiply
    14,788.56x = 22,171.88 × 6,988.26
  4. Step 4: Simplify right side
    14,788.56x = 154,942,862.13
  5. Step 5: Solve for x
    x = 154,942,862.13/14,788.56
  6. Step 6: Final answer
    x = 10,477.21

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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.