Home / 26,654.18-39,966.57-10,855.17

Finding the Fourth Proportional to 26,654.18, 39,966.57 and 10,855.17

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Solution

The fourth proportional to 26,654.18, 39,966.57 and 10,855.17 is: 16,276.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,654.18 : 39,966.57 = 10,855.17 : x
  2. Step 2: Convert to fraction form
    26,654.18/39,966.57 = 10,855.17/x
  3. Step 3: Cross multiply
    26,654.18x = 39,966.57 × 10,855.17
  4. Step 4: Simplify right side
    26,654.18x = 433,843,911.67
  5. Step 5: Solve for x
    x = 433,843,911.67/26,654.18
  6. Step 6: Final answer
    x = 16,276.77

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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.