Home / 13,832.41-19,090.33-7,864.97

Finding the Fourth Proportional to 13,832.41, 19,090.33 and 7,864.97

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Solution

The fourth proportional to 13,832.41, 19,090.33 and 7,864.97 is: 10,854.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,832.41 : 19,090.33 = 7,864.97 : x
  2. Step 2: Convert to fraction form
    13,832.41/19,090.33 = 7,864.97/x
  3. Step 3: Cross multiply
    13,832.41x = 19,090.33 × 7,864.97
  4. Step 4: Simplify right side
    13,832.41x = 150,144,872.74
  5. Step 5: Solve for x
    x = 150,144,872.74/13,832.41
  6. Step 6: Final answer
    x = 10,854.57

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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.