Home / 37,712.55-56,571.66-11,419.41

Finding the Fourth Proportional to 37,712.55, 56,571.66 and 11,419.41

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Solution

The fourth proportional to 37,712.55, 56,571.66 and 11,419.41 is: 17,129.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,712.55 : 56,571.66 = 11,419.41 : x
  2. Step 2: Convert to fraction form
    37,712.55/56,571.66 = 11,419.41/x
  3. Step 3: Cross multiply
    37,712.55x = 56,571.66 × 11,419.41
  4. Step 4: Simplify right side
    37,712.55x = 646,014,979.92
  5. Step 5: Solve for x
    x = 646,014,979.92/37,712.55
  6. Step 6: Final answer
    x = 17,129.97

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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.