Home / 33,008.40-49,516.20-31,971.60

Finding the Fourth Proportional to 33,008.40, 49,516.20 and 31,971.60

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Solution

The fourth proportional to 33,008.40, 49,516.20 and 31,971.60 is: 47,960.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,008.40 : 49,516.20 = 31,971.60 : x
  2. Step 2: Convert to fraction form
    33,008.40/49,516.20 = 31,971.60/x
  3. Step 3: Cross multiply
    33,008.40x = 49,516.20 × 31,971.60
  4. Step 4: Simplify right side
    33,008.40x = 1,583,112,139.92
  5. Step 5: Solve for x
    x = 1,583,112,139.92/33,008.40
  6. Step 6: Final answer
    x = 47,960.89

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1.5x scale

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.