Home / 34,983.39-52,474.68-20,947.32

Finding the Fourth Proportional to 34,983.39, 52,474.68 and 20,947.32

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Solution

The fourth proportional to 34,983.39, 52,474.68 and 20,947.32 is: 31,420.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,983.39 : 52,474.68 = 20,947.32 : x
  2. Step 2: Convert to fraction form
    34,983.39/52,474.68 = 20,947.32/x
  3. Step 3: Cross multiply
    34,983.39x = 52,474.68 × 20,947.32
  4. Step 4: Simplify right side
    34,983.39x = 1,099,203,913.86
  5. Step 5: Solve for x
    x = 1,099,203,913.86/34,983.39
  6. Step 6: Final answer
    x = 31,420.74

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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.