Home / 12,733.29-19,089.07-4,831.38

Finding the Fourth Proportional to 12,733.29, 19,089.07 and 4,831.38

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Solution

The fourth proportional to 12,733.29, 19,089.07 and 4,831.38 is: 7,242.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,733.29 : 19,089.07 = 4,831.38 : x
  2. Step 2: Convert to fraction form
    12,733.29/19,089.07 = 4,831.38/x
  3. Step 3: Cross multiply
    12,733.29x = 19,089.07 × 4,831.38
  4. Step 4: Simplify right side
    12,733.29x = 92,226,551.02
  5. Step 5: Solve for x
    x = 92,226,551.02/12,733.29
  6. Step 6: Final answer
    x = 7,242.95

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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.