Home / 16,391.55-24,587.18-5,298

Finding the Fourth Proportional to 16,391.55, 24,587.18 and 5,298

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Solution

The fourth proportional to 16,391.55, 24,587.18 and 5,298 is: 7,946.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,391.55 : 24,587.18 = 5,298 : x
  2. Step 2: Convert to fraction form
    16,391.55/24,587.18 = 5,298/x
  3. Step 3: Cross multiply
    16,391.55x = 24,587.18 × 5,298
  4. Step 4: Simplify right side
    16,391.55x = 130,262,879.64
  5. Step 5: Solve for x
    x = 130,262,879.64/16,391.55
  6. Step 6: Final answer
    x = 7,946.95

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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.