Home / 20,054.96-30,088.92-8,371.52

Finding the Fourth Proportional to 20,054.96, 30,088.92 and 8,371.52

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Solution

The fourth proportional to 20,054.96, 30,088.92 and 8,371.52 is: 12,559.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,054.96 : 30,088.92 = 8,371.52 : x
  2. Step 2: Convert to fraction form
    20,054.96/30,088.92 = 8,371.52/x
  3. Step 3: Cross multiply
    20,054.96x = 30,088.92 × 8,371.52
  4. Step 4: Simplify right side
    20,054.96x = 251,889,995.56
  5. Step 5: Solve for x
    x = 251,889,995.56/20,054.96
  6. Step 6: Final answer
    x = 12,559.98

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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.