Home / 13,162.59-19,723.13-4,831.14

Finding the Fourth Proportional to 13,162.59, 19,723.13 and 4,831.14

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Solution

The fourth proportional to 13,162.59, 19,723.13 and 4,831.14 is: 7,239.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,162.59 : 19,723.13 = 4,831.14 : x
  2. Step 2: Convert to fraction form
    13,162.59/19,723.13 = 4,831.14/x
  3. Step 3: Cross multiply
    13,162.59x = 19,723.13 × 4,831.14
  4. Step 4: Simplify right side
    13,162.59x = 95,285,270.19
  5. Step 5: Solve for x
    x = 95,285,270.19/13,162.59
  6. Step 6: Final answer
    x = 7,239.10

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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.