Home / 38,219.09-52,747.19-23,111.85

Finding the Fourth Proportional to 38,219.09, 52,747.19 and 23,111.85

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Solution

The fourth proportional to 38,219.09, 52,747.19 and 23,111.85 is: 31,897.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,219.09 : 52,747.19 = 23,111.85 : x
  2. Step 2: Convert to fraction form
    38,219.09/52,747.19 = 23,111.85/x
  3. Step 3: Cross multiply
    38,219.09x = 52,747.19 × 23,111.85
  4. Step 4: Simplify right side
    38,219.09x = 1,219,085,145.41
  5. Step 5: Solve for x
    x = 1,219,085,145.41/38,219.09
  6. Step 6: Final answer
    x = 31,897.29

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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.