Home / 23,185.47-34,780.92-7,384.95

Finding the Fourth Proportional to 23,185.47, 34,780.92 and 7,384.95

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Solution

The fourth proportional to 23,185.47, 34,780.92 and 7,384.95 is: 11,078.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,185.47 : 34,780.92 = 7,384.95 : x
  2. Step 2: Convert to fraction form
    23,185.47/34,780.92 = 7,384.95/x
  3. Step 3: Cross multiply
    23,185.47x = 34,780.92 × 7,384.95
  4. Step 4: Simplify right side
    23,185.47x = 256,855,355.15
  5. Step 5: Solve for x
    x = 256,855,355.15/23,185.47
  6. Step 6: Final answer
    x = 11,078.29

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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.