Home / 18,162.34-27,240.40-4,835.52

Finding the Fourth Proportional to 18,162.34, 27,240.40 and 4,835.52

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Solution

The fourth proportional to 18,162.34, 27,240.40 and 4,835.52 is: 7,252.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,162.34 : 27,240.40 = 4,835.52 : x
  2. Step 2: Convert to fraction form
    18,162.34/27,240.40 = 4,835.52/x
  3. Step 3: Cross multiply
    18,162.34x = 27,240.40 × 4,835.52
  4. Step 4: Simplify right side
    18,162.34x = 131,721,499.01
  5. Step 5: Solve for x
    x = 131,721,499.01/18,162.34
  6. Step 6: Final answer
    x = 7,252.45

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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.