Home / 15,436.76-23,155.09-3,749.96

Finding the Fourth Proportional to 15,436.76, 23,155.09 and 3,749.96

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Solution

The fourth proportional to 15,436.76, 23,155.09 and 3,749.96 is: 5,624.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,436.76 : 23,155.09 = 3,749.96 : x
  2. Step 2: Convert to fraction form
    15,436.76/23,155.09 = 3,749.96/x
  3. Step 3: Cross multiply
    15,436.76x = 23,155.09 × 3,749.96
  4. Step 4: Simplify right side
    15,436.76x = 86,830,709.81
  5. Step 5: Solve for x
    x = 86,830,709.81/15,436.76
  6. Step 6: Final answer
    x = 5,624.93

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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.