Home / 14,933.80-22,400.70-7,911.10

Finding the Fourth Proportional to 14,933.80, 22,400.70 and 7,911.10

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Solution

The fourth proportional to 14,933.80, 22,400.70 and 7,911.10 is: 11,866.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,933.80 : 22,400.70 = 7,911.10 : x
  2. Step 2: Convert to fraction form
    14,933.80/22,400.70 = 7,911.10/x
  3. Step 3: Cross multiply
    14,933.80x = 22,400.70 × 7,911.10
  4. Step 4: Simplify right side
    14,933.80x = 177,214,177.77
  5. Step 5: Solve for x
    x = 177,214,177.77/14,933.80
  6. Step 6: Final answer
    x = 11,866.65

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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.