Home / 26,654.36-39,981.34-10,855.68

Finding the Fourth Proportional to 26,654.36, 39,981.34 and 10,855.68

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Solution

The fourth proportional to 26,654.36, 39,981.34 and 10,855.68 is: 16,283.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,654.36 : 39,981.34 = 10,855.68 : x
  2. Step 2: Convert to fraction form
    26,654.36/39,981.34 = 10,855.68/x
  3. Step 3: Cross multiply
    26,654.36x = 39,981.34 × 10,855.68
  4. Step 4: Simplify right side
    26,654.36x = 434,024,633.01
  5. Step 5: Solve for x
    x = 434,024,633.01/26,654.36
  6. Step 6: Final answer
    x = 16,283.44

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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.