Home / 48,226.78-72,342.90-16,638.30

Finding the Fourth Proportional to 48,226.78, 72,342.90 and 16,638.30

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Solution

The fourth proportional to 48,226.78, 72,342.90 and 16,638.30 is: 24,958.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,226.78 : 72,342.90 = 16,638.30 : x
  2. Step 2: Convert to fraction form
    48,226.78/72,342.90 = 16,638.30/x
  3. Step 3: Cross multiply
    48,226.78x = 72,342.90 × 16,638.30
  4. Step 4: Simplify right side
    48,226.78x = 1,203,662,873.07
  5. Step 5: Solve for x
    x = 1,203,662,873.07/48,226.78
  6. Step 6: Final answer
    x = 24,958.39

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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.