Home / 55,728.24-76,922.56-37,605.30

Finding the Fourth Proportional to 55,728.24, 76,922.56 and 37,605.30

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Solution

The fourth proportional to 55,728.24, 76,922.56 and 37,605.30 is: 51,907.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,728.24 : 76,922.56 = 37,605.30 : x
  2. Step 2: Convert to fraction form
    55,728.24/76,922.56 = 37,605.30/x
  3. Step 3: Cross multiply
    55,728.24x = 76,922.56 × 37,605.30
  4. Step 4: Simplify right side
    55,728.24x = 2,892,695,704.12
  5. Step 5: Solve for x
    x = 2,892,695,704.12/55,728.24
  6. Step 6: Final answer
    x = 51,907.18

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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.