Home / 20,063.32-30,114.42-9,682.36

Finding the Fourth Proportional to 20,063.32, 30,114.42 and 9,682.36

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Solution

The fourth proportional to 20,063.32, 30,114.42 and 9,682.36 is: 14,532.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,063.32 : 30,114.42 = 9,682.36 : x
  2. Step 2: Convert to fraction form
    20,063.32/30,114.42 = 9,682.36/x
  3. Step 3: Cross multiply
    20,063.32x = 30,114.42 × 9,682.36
  4. Step 4: Simplify right side
    20,063.32x = 291,578,655.63
  5. Step 5: Solve for x
    x = 291,578,655.63/20,063.32
  6. Step 6: Final answer
    x = 14,532.92

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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.