Home / 12,331.55-18,498.33-4,009.41

Finding the Fourth Proportional to 12,331.55, 18,498.33 and 4,009.41

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Solution

The fourth proportional to 12,331.55, 18,498.33 and 4,009.41 is: 6,014.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,331.55 : 18,498.33 = 4,009.41 : x
  2. Step 2: Convert to fraction form
    12,331.55/18,498.33 = 4,009.41/x
  3. Step 3: Cross multiply
    12,331.55x = 18,498.33 × 4,009.41
  4. Step 4: Simplify right side
    12,331.55x = 74,167,389.29
  5. Step 5: Solve for x
    x = 74,167,389.29/12,331.55
  6. Step 6: Final answer
    x = 6,014.44

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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.