Home / 20,403.06-30,575.85-16,224.53

Finding the Fourth Proportional to 20,403.06, 30,575.85 and 16,224.53

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Solution

The fourth proportional to 20,403.06, 30,575.85 and 16,224.53 is: 24,313.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,403.06 : 30,575.85 = 16,224.53 : x
  2. Step 2: Convert to fraction form
    20,403.06/30,575.85 = 16,224.53/x
  3. Step 3: Cross multiply
    20,403.06x = 30,575.85 × 16,224.53
  4. Step 4: Simplify right side
    20,403.06x = 496,078,642.72
  5. Step 5: Solve for x
    x = 496,078,642.72/20,403.06
  6. Step 6: Final answer
    x = 24,313.93

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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.