Home / 14,220.33-19,624.59-7,933.92

Finding the Fourth Proportional to 14,220.33, 19,624.59 and 7,933.92

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Solution

The fourth proportional to 14,220.33, 19,624.59 and 7,933.92 is: 10,949.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,220.33 : 19,624.59 = 7,933.92 : x
  2. Step 2: Convert to fraction form
    14,220.33/19,624.59 = 7,933.92/x
  3. Step 3: Cross multiply
    14,220.33x = 19,624.59 × 7,933.92
  4. Step 4: Simplify right side
    14,220.33x = 155,699,927.09
  5. Step 5: Solve for x
    x = 155,699,927.09/14,220.33
  6. Step 6: Final answer
    x = 10,949.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.