Home / 20,548.53-30,896.15-18,924.68

Finding the Fourth Proportional to 20,548.53, 30,896.15 and 18,924.68

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Solution

The fourth proportional to 20,548.53, 30,896.15 and 18,924.68 is: 28,454.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,548.53 : 30,896.15 = 18,924.68 : x
  2. Step 2: Convert to fraction form
    20,548.53/30,896.15 = 18,924.68/x
  3. Step 3: Cross multiply
    20,548.53x = 30,896.15 × 18,924.68
  4. Step 4: Simplify right side
    20,548.53x = 584,699,502.88
  5. Step 5: Solve for x
    x = 584,699,502.88/20,548.53
  6. Step 6: Final answer
    x = 28,454.57

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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.