Home / 15,436.30-23,154.45-3,749.52

Finding the Fourth Proportional to 15,436.30, 23,154.45 and 3,749.52

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Solution

The fourth proportional to 15,436.30, 23,154.45 and 3,749.52 is: 5,624.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,436.30 : 23,154.45 = 3,749.52 : x
  2. Step 2: Convert to fraction form
    15,436.30/23,154.45 = 3,749.52/x
  3. Step 3: Cross multiply
    15,436.30x = 23,154.45 × 3,749.52
  4. Step 4: Simplify right side
    15,436.30x = 86,818,073.36
  5. Step 5: Solve for x
    x = 86,818,073.36/15,436.30
  6. Step 6: Final answer
    x = 5,624.28

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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.