Home / 37,728.24-56,590.74-11,431.86

Finding the Fourth Proportional to 37,728.24, 56,590.74 and 11,431.86

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Solution

The fourth proportional to 37,728.24, 56,590.74 and 11,431.86 is: 17,147.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,728.24 : 56,590.74 = 11,431.86 : x
  2. Step 2: Convert to fraction form
    37,728.24/56,590.74 = 11,431.86/x
  3. Step 3: Cross multiply
    37,728.24x = 56,590.74 × 11,431.86
  4. Step 4: Simplify right side
    37,728.24x = 646,937,416.98
  5. Step 5: Solve for x
    x = 646,937,416.98/37,728.24
  6. Step 6: Final answer
    x = 17,147.30

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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.