Home / 14,010.33-19,334.39-7,722.93

Finding the Fourth Proportional to 14,010.33, 19,334.39 and 7,722.93

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Solution

The fourth proportional to 14,010.33, 19,334.39 and 7,722.93 is: 10,657.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,010.33 : 19,334.39 = 7,722.93 : x
  2. Step 2: Convert to fraction form
    14,010.33/19,334.39 = 7,722.93/x
  3. Step 3: Cross multiply
    14,010.33x = 19,334.39 × 7,722.93
  4. Step 4: Simplify right side
    14,010.33x = 149,318,101.95
  5. Step 5: Solve for x
    x = 149,318,101.95/14,010.33
  6. Step 6: Final answer
    x = 10,657.71

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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.