Home / 20,056.32-30,103.92-9,675.36

Finding the Fourth Proportional to 20,056.32, 30,103.92 and 9,675.36

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Solution

The fourth proportional to 20,056.32, 30,103.92 and 9,675.36 is: 14,522.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,056.32 : 30,103.92 = 9,675.36 : x
  2. Step 2: Convert to fraction form
    20,056.32/30,103.92 = 9,675.36/x
  3. Step 3: Cross multiply
    20,056.32x = 30,103.92 × 9,675.36
  4. Step 4: Simplify right side
    20,056.32x = 291,266,263.41
  5. Step 5: Solve for x
    x = 291,266,263.41/20,056.32
  6. Step 6: Final answer
    x = 14,522.42

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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.