Home / 12,733.29-19,089.08-4,831.39

Finding the Fourth Proportional to 12,733.29, 19,089.08 and 4,831.39

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Solution

The fourth proportional to 12,733.29, 19,089.08 and 4,831.39 is: 7,242.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,733.29 : 19,089.08 = 4,831.39 : x
  2. Step 2: Convert to fraction form
    12,733.29/19,089.08 = 4,831.39/x
  3. Step 3: Cross multiply
    12,733.29x = 19,089.08 × 4,831.39
  4. Step 4: Simplify right side
    12,733.29x = 92,226,670.62
  5. Step 5: Solve for x
    x = 92,226,670.62/12,733.29
  6. Step 6: Final answer
    x = 7,242.96

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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.