Home / 37,302.38-51,477.28-21,392.09

Finding the Fourth Proportional to 37,302.38, 51,477.28 and 21,392.09

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Solution

The fourth proportional to 37,302.38, 51,477.28 and 21,392.09 is: 29,521.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,302.38 : 51,477.28 = 21,392.09 : x
  2. Step 2: Convert to fraction form
    37,302.38/51,477.28 = 21,392.09/x
  3. Step 3: Cross multiply
    37,302.38x = 51,477.28 × 21,392.09
  4. Step 4: Simplify right side
    37,302.38x = 1,101,206,295.85
  5. Step 5: Solve for x
    x = 1,101,206,295.85/37,302.38
  6. Step 6: Final answer
    x = 29,521.08

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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.