Home / 13,596.61-20,394.91-4,831.87

Finding the Fourth Proportional to 13,596.61, 20,394.91 and 4,831.87

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Solution

The fourth proportional to 13,596.61, 20,394.91 and 4,831.87 is: 7,247.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,596.61 : 20,394.91 = 4,831.87 : x
  2. Step 2: Convert to fraction form
    13,596.61/20,394.91 = 4,831.87/x
  3. Step 3: Cross multiply
    13,596.61x = 20,394.91 × 4,831.87
  4. Step 4: Simplify right side
    13,596.61x = 98,545,560.66
  5. Step 5: Solve for x
    x = 98,545,560.66/13,596.61
  6. Step 6: Final answer
    x = 7,247.80

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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.