Home / 39,284.73-54,215.82-22,291.89

Finding the Fourth Proportional to 39,284.73, 54,215.82 and 22,291.89

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Solution

The fourth proportional to 39,284.73, 54,215.82 and 22,291.89 is: 30,764.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,284.73 : 54,215.82 = 22,291.89 : x
  2. Step 2: Convert to fraction form
    39,284.73/54,215.82 = 22,291.89/x
  3. Step 3: Cross multiply
    39,284.73x = 54,215.82 × 22,291.89
  4. Step 4: Simplify right side
    39,284.73x = 1,208,573,095.70
  5. Step 5: Solve for x
    x = 1,208,573,095.70/39,284.73
  6. Step 6: Final answer
    x = 30,764.45

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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.