Home / 38,906.62-53,699.16-25,311.67

Finding the Fourth Proportional to 38,906.62, 53,699.16 and 25,311.67

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Solution

The fourth proportional to 38,906.62, 53,699.16 and 25,311.67 is: 34,935.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,906.62 : 53,699.16 = 25,311.67 : x
  2. Step 2: Convert to fraction form
    38,906.62/53,699.16 = 25,311.67/x
  3. Step 3: Cross multiply
    38,906.62x = 53,699.16 × 25,311.67
  4. Step 4: Simplify right side
    38,906.62x = 1,359,215,417.20
  5. Step 5: Solve for x
    x = 1,359,215,417.20/38,906.62
  6. Step 6: Final answer
    x = 34,935.33

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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.