Home / 12,596.28-18,897.23-3,831.87

Finding the Fourth Proportional to 12,596.28, 18,897.23 and 3,831.87

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Solution

The fourth proportional to 12,596.28, 18,897.23 and 3,831.87 is: 5,748.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,596.28 : 18,897.23 = 3,831.87 : x
  2. Step 2: Convert to fraction form
    12,596.28/18,897.23 = 3,831.87/x
  3. Step 3: Cross multiply
    12,596.28x = 18,897.23 × 3,831.87
  4. Step 4: Simplify right side
    12,596.28x = 72,411,728.72
  5. Step 5: Solve for x
    x = 72,411,728.72/12,596.28
  6. Step 6: Final answer
    x = 5,748.66

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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.