Home / 24,815.18-34,205.13-19,428.54

Finding the Fourth Proportional to 24,815.18, 34,205.13 and 19,428.54

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Solution

The fourth proportional to 24,815.18, 34,205.13 and 19,428.54 is: 26,780.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,815.18 : 34,205.13 = 19,428.54 : x
  2. Step 2: Convert to fraction form
    24,815.18/34,205.13 = 19,428.54/x
  3. Step 3: Cross multiply
    24,815.18x = 34,205.13 × 19,428.54
  4. Step 4: Simplify right side
    24,815.18x = 664,555,736.41
  5. Step 5: Solve for x
    x = 664,555,736.41/24,815.18
  6. Step 6: Final answer
    x = 26,780.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.