Home / 15,518.03-23,277.47-5,664.65

Finding the Fourth Proportional to 15,518.03, 23,277.47 and 5,664.65

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Solution

The fourth proportional to 15,518.03, 23,277.47 and 5,664.65 is: 8,497.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,518.03 : 23,277.47 = 5,664.65 : x
  2. Step 2: Convert to fraction form
    15,518.03/23,277.47 = 5,664.65/x
  3. Step 3: Cross multiply
    15,518.03x = 23,277.47 × 5,664.65
  4. Step 4: Simplify right side
    15,518.03x = 131,858,575.72
  5. Step 5: Solve for x
    x = 131,858,575.72/15,518.03
  6. Step 6: Final answer
    x = 8,497.12

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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.