Home / 31,496.92-47,245.24-21,606.16

Finding the Fourth Proportional to 31,496.92, 47,245.24 and 21,606.16

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Solution

The fourth proportional to 31,496.92, 47,245.24 and 21,606.16 is: 32,409.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,496.92 : 47,245.24 = 21,606.16 : x
  2. Step 2: Convert to fraction form
    31,496.92/47,245.24 = 21,606.16/x
  3. Step 3: Cross multiply
    31,496.92x = 47,245.24 × 21,606.16
  4. Step 4: Simplify right side
    31,496.92x = 1,020,788,214.68
  5. Step 5: Solve for x
    x = 1,020,788,214.68/31,496.92
  6. Step 6: Final answer
    x = 32,409.14

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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.