Home / 55,636.32-76,755.60-31,758.24

Finding the Fourth Proportional to 55,636.32, 76,755.60 and 31,758.24

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Solution

The fourth proportional to 55,636.32, 76,755.60 and 31,758.24 is: 43,813.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,636.32 : 76,755.60 = 31,758.24 : x
  2. Step 2: Convert to fraction form
    55,636.32/76,755.60 = 31,758.24/x
  3. Step 3: Cross multiply
    55,636.32x = 76,755.60 × 31,758.24
  4. Step 4: Simplify right side
    55,636.32x = 2,437,622,766.14
  5. Step 5: Solve for x
    x = 2,437,622,766.14/55,636.32
  6. Step 6: Final answer
    x = 43,813.52

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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.