Home / 38,806.18-58,220-15,449.02

Finding the Fourth Proportional to 38,806.18, 58,220 and 15,449.02

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Solution

The fourth proportional to 38,806.18, 58,220 and 15,449.02 is: 23,177.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,806.18 : 58,220 = 15,449.02 : x
  2. Step 2: Convert to fraction form
    38,806.18/58,220 = 15,449.02/x
  3. Step 3: Cross multiply
    38,806.18x = 58,220 × 15,449.02
  4. Step 4: Simplify right side
    38,806.18x = 899,441,944.40
  5. Step 5: Solve for x
    x = 899,441,944.40/38,806.18
  6. Step 6: Final answer
    x = 23,177.80

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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.