Home / 25,253.19-34,828.94-22,221.77

Finding the Fourth Proportional to 25,253.19, 34,828.94 and 22,221.77

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Solution

The fourth proportional to 25,253.19, 34,828.94 and 22,221.77 is: 30,648.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,253.19 : 34,828.94 = 22,221.77 : x
  2. Step 2: Convert to fraction form
    25,253.19/34,828.94 = 22,221.77/x
  3. Step 3: Cross multiply
    25,253.19x = 34,828.94 × 22,221.77
  4. Step 4: Simplify right side
    25,253.19x = 773,960,575.43
  5. Step 5: Solve for x
    x = 773,960,575.43/25,253.19
  6. Step 6: Final answer
    x = 30,648.03

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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.