Home / 26,599.46-39,908.19-11,818.58

Finding the Fourth Proportional to 26,599.46, 39,908.19 and 11,818.58

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Solution

The fourth proportional to 26,599.46, 39,908.19 and 11,818.58 is: 17,731.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,599.46 : 39,908.19 = 11,818.58 : x
  2. Step 2: Convert to fraction form
    26,599.46/39,908.19 = 11,818.58/x
  3. Step 3: Cross multiply
    26,599.46x = 39,908.19 × 11,818.58
  4. Step 4: Simplify right side
    26,599.46x = 471,658,136.17
  5. Step 5: Solve for x
    x = 471,658,136.17/26,599.46
  6. Step 6: Final answer
    x = 17,731.87

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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.