Home / 37,408.32-56,120.16-11,110.72

Finding the Fourth Proportional to 37,408.32, 56,120.16 and 11,110.72

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Solution

The fourth proportional to 37,408.32, 56,120.16 and 11,110.72 is: 16,668.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,408.32 : 56,120.16 = 11,110.72 : x
  2. Step 2: Convert to fraction form
    37,408.32/56,120.16 = 11,110.72/x
  3. Step 3: Cross multiply
    37,408.32x = 56,120.16 × 11,110.72
  4. Step 4: Simplify right side
    37,408.32x = 623,535,384.12
  5. Step 5: Solve for x
    x = 623,535,384.12/37,408.32
  6. Step 6: Final answer
    x = 16,668.36

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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.