Home / 38,806.17-58,220-15,449.01

Finding the Fourth Proportional to 38,806.17, 58,220 and 15,449.01

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Solution

The fourth proportional to 38,806.17, 58,220 and 15,449.01 is: 23,177.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,806.17 : 58,220 = 15,449.01 : x
  2. Step 2: Convert to fraction form
    38,806.17/58,220 = 15,449.01/x
  3. Step 3: Cross multiply
    38,806.17x = 58,220 × 15,449.01
  4. Step 4: Simplify right side
    38,806.17x = 899,441,362.20
  5. Step 5: Solve for x
    x = 899,441,362.20/38,806.17
  6. Step 6: Final answer
    x = 23,177.79

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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.