Home / 14,891.70-22,301.55-7,950.90

Finding the Fourth Proportional to 14,891.70, 22,301.55 and 7,950.90

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Solution

The fourth proportional to 14,891.70, 22,301.55 and 7,950.90 is: 11,907.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,891.70 : 22,301.55 = 7,950.90 : x
  2. Step 2: Convert to fraction form
    14,891.70/22,301.55 = 7,950.90/x
  3. Step 3: Cross multiply
    14,891.70x = 22,301.55 × 7,950.90
  4. Step 4: Simplify right side
    14,891.70x = 177,317,393.90
  5. Step 5: Solve for x
    x = 177,317,393.90/14,891.70
  6. Step 6: Final answer
    x = 11,907.13

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1.5x scale

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.