Home / 35,757.60-49,170.48-31,033.68

Finding the Fourth Proportional to 35,757.60, 49,170.48 and 31,033.68

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Solution

The fourth proportional to 35,757.60, 49,170.48 and 31,033.68 is: 42,674.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,757.60 : 49,170.48 = 31,033.68 : x
  2. Step 2: Convert to fraction form
    35,757.60/49,170.48 = 31,033.68/x
  3. Step 3: Cross multiply
    35,757.60x = 49,170.48 × 31,033.68
  4. Step 4: Simplify right side
    35,757.60x = 1,525,940,941.77
  5. Step 5: Solve for x
    x = 1,525,940,941.77/35,757.60
  6. Step 6: Final answer
    x = 42,674.59

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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.