Home / 14,278.36-21,394.14-10,110.89

Finding the Fourth Proportional to 14,278.36, 21,394.14 and 10,110.89

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Solution

The fourth proportional to 14,278.36, 21,394.14 and 10,110.89 is: 15,149.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,278.36 : 21,394.14 = 10,110.89 : x
  2. Step 2: Convert to fraction form
    14,278.36/21,394.14 = 10,110.89/x
  3. Step 3: Cross multiply
    14,278.36x = 21,394.14 × 10,110.89
  4. Step 4: Simplify right side
    14,278.36x = 216,313,735.72
  5. Step 5: Solve for x
    x = 216,313,735.72/14,278.36
  6. Step 6: Final answer
    x = 15,149.76

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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.