Home / 26,299.85-39,461.33-13,816.97

Finding the Fourth Proportional to 26,299.85, 39,461.33 and 13,816.97

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Solution

The fourth proportional to 26,299.85, 39,461.33 and 13,816.97 is: 20,731.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,299.85 : 39,461.33 = 13,816.97 : x
  2. Step 2: Convert to fraction form
    26,299.85/39,461.33 = 13,816.97/x
  3. Step 3: Cross multiply
    26,299.85x = 39,461.33 × 13,816.97
  4. Step 4: Simplify right side
    26,299.85x = 545,235,943.69
  5. Step 5: Solve for x
    x = 545,235,943.69/26,299.85
  6. Step 6: Final answer
    x = 20,731.52

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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.