Home / 14,087.35-19,431.93-11,057.93

Finding the Fourth Proportional to 14,087.35, 19,431.93 and 11,057.93

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Solution

The fourth proportional to 14,087.35, 19,431.93 and 11,057.93 is: 15,253.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,087.35 : 19,431.93 = 11,057.93 : x
  2. Step 2: Convert to fraction form
    14,087.35/19,431.93 = 11,057.93/x
  3. Step 3: Cross multiply
    14,087.35x = 19,431.93 × 11,057.93
  4. Step 4: Simplify right side
    14,087.35x = 214,876,921.70
  5. Step 5: Solve for x
    x = 214,876,921.70/14,087.35
  6. Step 6: Final answer
    x = 15,253.18

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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.