Home / 20,363.32-30,549.77-6,322.63

Finding the Fourth Proportional to 20,363.32, 30,549.77 and 6,322.63

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Solution

The fourth proportional to 20,363.32, 30,549.77 and 6,322.63 is: 9,485.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,363.32 : 30,549.77 = 6,322.63 : x
  2. Step 2: Convert to fraction form
    20,363.32/30,549.77 = 6,322.63/x
  3. Step 3: Cross multiply
    20,363.32x = 30,549.77 × 6,322.63
  4. Step 4: Simplify right side
    20,363.32x = 193,154,892.30
  5. Step 5: Solve for x
    x = 193,154,892.30/20,363.32
  6. Step 6: Final answer
    x = 9,485.43

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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.