Home / 52,039.32-71,814.90-31,615.56

Finding the Fourth Proportional to 52,039.32, 71,814.90 and 31,615.56

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Solution

The fourth proportional to 52,039.32, 71,814.90 and 31,615.56 is: 43,629.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,039.32 : 71,814.90 = 31,615.56 : x
  2. Step 2: Convert to fraction form
    52,039.32/71,814.90 = 31,615.56/x
  3. Step 3: Cross multiply
    52,039.32x = 71,814.90 × 31,615.56
  4. Step 4: Simplify right side
    52,039.32x = 2,270,468,279.84
  5. Step 5: Solve for x
    x = 2,270,468,279.84/52,039.32
  6. Step 6: Final answer
    x = 43,629.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.