Home / 37,728.48-56,607.28-11,433.44

Finding the Fourth Proportional to 37,728.48, 56,607.28 and 11,433.44

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Solution

The fourth proportional to 37,728.48, 56,607.28 and 11,433.44 is: 17,154.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,728.48 : 56,607.28 = 11,433.44 : x
  2. Step 2: Convert to fraction form
    37,728.48/56,607.28 = 11,433.44/x
  3. Step 3: Cross multiply
    37,728.48x = 56,607.28 × 11,433.44
  4. Step 4: Simplify right side
    37,728.48x = 647,215,939.44
  5. Step 5: Solve for x
    x = 647,215,939.44/37,728.48
  6. Step 6: Final answer
    x = 17,154.57

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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.