Home / 20,274.64-30,427.41-16,335.52

Finding the Fourth Proportional to 20,274.64, 30,427.41 and 16,335.52

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Solution

The fourth proportional to 20,274.64, 30,427.41 and 16,335.52 is: 24,515.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,274.64 : 30,427.41 = 16,335.52 : x
  2. Step 2: Convert to fraction form
    20,274.64/30,427.41 = 16,335.52/x
  3. Step 3: Cross multiply
    20,274.64x = 30,427.41 × 16,335.52
  4. Step 4: Simplify right side
    20,274.64x = 497,047,564.60
  5. Step 5: Solve for x
    x = 497,047,564.60/20,274.64
  6. Step 6: Final answer
    x = 24,515.73

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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.