Home / 35,685.60-49,270.32-31,896.69

Finding the Fourth Proportional to 35,685.60, 49,270.32 and 31,896.69

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Solution

The fourth proportional to 35,685.60, 49,270.32 and 31,896.69 is: 44,039.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,685.60 : 49,270.32 = 31,896.69 : x
  2. Step 2: Convert to fraction form
    35,685.60/49,270.32 = 31,896.69/x
  3. Step 3: Cross multiply
    35,685.60x = 49,270.32 × 31,896.69
  4. Step 4: Simplify right side
    35,685.60x = 1,571,560,123.24
  5. Step 5: Solve for x
    x = 1,571,560,123.24/35,685.60
  6. Step 6: Final answer
    x = 44,039.06

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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.