Home / 18,732.48-28,095.36-7,046.08

Finding the Fourth Proportional to 18,732.48, 28,095.36 and 7,046.08

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Solution

The fourth proportional to 18,732.48, 28,095.36 and 7,046.08 is: 10,567.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,732.48 : 28,095.36 = 7,046.08 : x
  2. Step 2: Convert to fraction form
    18,732.48/28,095.36 = 7,046.08/x
  3. Step 3: Cross multiply
    18,732.48x = 28,095.36 × 7,046.08
  4. Step 4: Simplify right side
    18,732.48x = 197,962,154.19
  5. Step 5: Solve for x
    x = 197,962,154.19/18,732.48
  6. Step 6: Final answer
    x = 10,567.86

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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.