Home / 20,292.48-30,396.40-16,322.30

Finding the Fourth Proportional to 20,292.48, 30,396.40 and 16,322.30

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Solution

The fourth proportional to 20,292.48, 30,396.40 and 16,322.30 is: 24,449.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,292.48 : 30,396.40 = 16,322.30 : x
  2. Step 2: Convert to fraction form
    20,292.48/30,396.40 = 16,322.30/x
  3. Step 3: Cross multiply
    20,292.48x = 30,396.40 × 16,322.30
  4. Step 4: Simplify right side
    20,292.48x = 496,139,159.72
  5. Step 5: Solve for x
    x = 496,139,159.72/20,292.48
  6. Step 6: Final answer
    x = 24,449.41

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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.