Home / 22,987.54-34,461.55-7,992.70

Finding the Fourth Proportional to 22,987.54, 34,461.55 and 7,992.70

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Solution

The fourth proportional to 22,987.54, 34,461.55 and 7,992.70 is: 11,982.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,987.54 : 34,461.55 = 7,992.70 : x
  2. Step 2: Convert to fraction form
    22,987.54/34,461.55 = 7,992.70/x
  3. Step 3: Cross multiply
    22,987.54x = 34,461.55 × 7,992.70
  4. Step 4: Simplify right side
    22,987.54x = 275,440,830.69
  5. Step 5: Solve for x
    x = 275,440,830.69/22,987.54
  6. Step 6: Final answer
    x = 11,982.18

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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.