Home / 19,262.55-28,894.86-6,115.95

Finding the Fourth Proportional to 19,262.55, 28,894.86 and 6,115.95

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Solution

The fourth proportional to 19,262.55, 28,894.86 and 6,115.95 is: 9,174.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,262.55 : 28,894.86 = 6,115.95 : x
  2. Step 2: Convert to fraction form
    19,262.55/28,894.86 = 6,115.95/x
  3. Step 3: Cross multiply
    19,262.55x = 28,894.86 × 6,115.95
  4. Step 4: Simplify right side
    19,262.55x = 176,719,519.02
  5. Step 5: Solve for x
    x = 176,719,519.02/19,262.55
  6. Step 6: Final answer
    x = 9,174.25

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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.