Home / 38,101.37-57,161.18-15,902.40

Finding the Fourth Proportional to 38,101.37, 57,161.18 and 15,902.40

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Solution

The fourth proportional to 38,101.37, 57,161.18 and 15,902.40 is: 23,857.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,101.37 : 57,161.18 = 15,902.40 : x
  2. Step 2: Convert to fraction form
    38,101.37/57,161.18 = 15,902.40/x
  3. Step 3: Cross multiply
    38,101.37x = 57,161.18 × 15,902.40
  4. Step 4: Simplify right side
    38,101.37x = 908,999,948.83
  5. Step 5: Solve for x
    x = 908,999,948.83/38,101.37
  6. Step 6: Final answer
    x = 23,857.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.