Home / 20,527.48-28,327.90-11,096.04

Finding the Fourth Proportional to 20,527.48, 28,327.90 and 11,096.04

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Solution

The fourth proportional to 20,527.48, 28,327.90 and 11,096.04 is: 15,312.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,527.48 : 28,327.90 = 11,096.04 : x
  2. Step 2: Convert to fraction form
    20,527.48/28,327.90 = 11,096.04/x
  3. Step 3: Cross multiply
    20,527.48x = 28,327.90 × 11,096.04
  4. Step 4: Simplify right side
    20,527.48x = 314,327,511.52
  5. Step 5: Solve for x
    x = 314,327,511.52/20,527.48
  6. Step 6: Final answer
    x = 15,312.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.