Home / 38,868.96-53,638.92-22,101.96

Finding the Fourth Proportional to 38,868.96, 53,638.92 and 22,101.96

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Solution

The fourth proportional to 38,868.96, 53,638.92 and 22,101.96 is: 30,500.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,868.96 : 53,638.92 = 22,101.96 : x
  2. Step 2: Convert to fraction form
    38,868.96/53,638.92 = 22,101.96/x
  3. Step 3: Cross multiply
    38,868.96x = 53,638.92 × 22,101.96
  4. Step 4: Simplify right side
    38,868.96x = 1,185,525,264.28
  5. Step 5: Solve for x
    x = 1,185,525,264.28/38,868.96
  6. Step 6: Final answer
    x = 30,500.57

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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.