Home / 36,971.92-55,462.46-14,479.68

Finding the Fourth Proportional to 36,971.92, 55,462.46 and 14,479.68

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Solution

The fourth proportional to 36,971.92, 55,462.46 and 14,479.68 is: 21,721.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,971.92 : 55,462.46 = 14,479.68 : x
  2. Step 2: Convert to fraction form
    36,971.92/55,462.46 = 14,479.68/x
  3. Step 3: Cross multiply
    36,971.92x = 55,462.46 × 14,479.68
  4. Step 4: Simplify right side
    36,971.92x = 803,078,672.81
  5. Step 5: Solve for x
    x = 803,078,672.81/36,971.92
  6. Step 6: Final answer
    x = 21,721.31

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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.