Home / 20,054.68-30,084.82-8,365.22

Finding the Fourth Proportional to 20,054.68, 30,084.82 and 8,365.22

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Solution

The fourth proportional to 20,054.68, 30,084.82 and 8,365.22 is: 12,549.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,054.68 : 30,084.82 = 8,365.22 : x
  2. Step 2: Convert to fraction form
    20,054.68/30,084.82 = 8,365.22/x
  3. Step 3: Cross multiply
    20,054.68x = 30,084.82 × 8,365.22
  4. Step 4: Simplify right side
    20,054.68x = 251,666,137.96
  5. Step 5: Solve for x
    x = 251,666,137.96/20,054.68
  6. Step 6: Final answer
    x = 12,549.00

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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.