Home / 13,595.08-20,392.85-3,734.30

Finding the Fourth Proportional to 13,595.08, 20,392.85 and 3,734.30

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Solution

The fourth proportional to 13,595.08, 20,392.85 and 3,734.30 is: 5,601.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,595.08 : 20,392.85 = 3,734.30 : x
  2. Step 2: Convert to fraction form
    13,595.08/20,392.85 = 3,734.30/x
  3. Step 3: Cross multiply
    13,595.08x = 20,392.85 × 3,734.30
  4. Step 4: Simplify right side
    13,595.08x = 76,153,019.76
  5. Step 5: Solve for x
    x = 76,153,019.76/13,595.08
  6. Step 6: Final answer
    x = 5,601.51

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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.