Home / 37,279.01-55,926.21-12,321.29

Finding the Fourth Proportional to 37,279.01, 55,926.21 and 12,321.29

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Solution

The fourth proportional to 37,279.01, 55,926.21 and 12,321.29 is: 18,484.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,279.01 : 55,926.21 = 12,321.29 : x
  2. Step 2: Convert to fraction form
    37,279.01/55,926.21 = 12,321.29/x
  3. Step 3: Cross multiply
    37,279.01x = 55,926.21 × 12,321.29
  4. Step 4: Simplify right side
    37,279.01x = 689,083,052.01
  5. Step 5: Solve for x
    x = 689,083,052.01/37,279.01
  6. Step 6: Final answer
    x = 18,484.48

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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.