Home / 13,073.90-19,608.78-10,866.92

Finding the Fourth Proportional to 13,073.90, 19,608.78 and 10,866.92

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Solution

The fourth proportional to 13,073.90, 19,608.78 and 10,866.92 is: 16,298.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,073.90 : 19,608.78 = 10,866.92 : x
  2. Step 2: Convert to fraction form
    13,073.90/19,608.78 = 10,866.92/x
  3. Step 3: Cross multiply
    13,073.90x = 19,608.78 × 10,866.92
  4. Step 4: Simplify right side
    13,073.90x = 213,086,945.51
  5. Step 5: Solve for x
    x = 213,086,945.51/13,073.90
  6. Step 6: Final answer
    x = 16,298.66

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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.