Home / 20,200.14-30,305.10-6,349.14

Finding the Fourth Proportional to 20,200.14, 30,305.10 and 6,349.14

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Solution

The fourth proportional to 20,200.14, 30,305.10 and 6,349.14 is: 9,525.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,200.14 : 30,305.10 = 6,349.14 : x
  2. Step 2: Convert to fraction form
    20,200.14/30,305.10 = 6,349.14/x
  3. Step 3: Cross multiply
    20,200.14x = 30,305.10 × 6,349.14
  4. Step 4: Simplify right side
    20,200.14x = 192,411,322.61
  5. Step 5: Solve for x
    x = 192,411,322.61/20,200.14
  6. Step 6: Final answer
    x = 9,525.25

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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.