Home / 37,728.88-56,601.44-11,435.68

Finding the Fourth Proportional to 37,728.88, 56,601.44 and 11,435.68

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Solution

The fourth proportional to 37,728.88, 56,601.44 and 11,435.68 is: 17,155.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,728.88 : 56,601.44 = 11,435.68 : x
  2. Step 2: Convert to fraction form
    37,728.88/56,601.44 = 11,435.68/x
  3. Step 3: Cross multiply
    37,728.88x = 56,601.44 × 11,435.68
  4. Step 4: Simplify right side
    37,728.88x = 647,275,955.38
  5. Step 5: Solve for x
    x = 647,275,955.38/37,728.88
  6. Step 6: Final answer
    x = 17,155.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.