Home / 20,374.08-30,562.40-6,522.08

Finding the Fourth Proportional to 20,374.08, 30,562.40 and 6,522.08

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Solution

The fourth proportional to 20,374.08, 30,562.40 and 6,522.08 is: 9,783.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,374.08 : 30,562.40 = 6,522.08 : x
  2. Step 2: Convert to fraction form
    20,374.08/30,562.40 = 6,522.08/x
  3. Step 3: Cross multiply
    20,374.08x = 30,562.40 × 6,522.08
  4. Step 4: Simplify right side
    20,374.08x = 199,330,417.79
  5. Step 5: Solve for x
    x = 199,330,417.79/20,374.08
  6. Step 6: Final answer
    x = 9,783.53

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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.