Home / 13,734.04-20,601.06-3,345.72

Finding the Fourth Proportional to 13,734.04, 20,601.06 and 3,345.72

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Solution

The fourth proportional to 13,734.04, 20,601.06 and 3,345.72 is: 5,018.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,734.04 : 20,601.06 = 3,345.72 : x
  2. Step 2: Convert to fraction form
    13,734.04/20,601.06 = 3,345.72/x
  3. Step 3: Cross multiply
    13,734.04x = 20,601.06 × 3,345.72
  4. Step 4: Simplify right side
    13,734.04x = 68,925,378.46
  5. Step 5: Solve for x
    x = 68,925,378.46/13,734.04
  6. Step 6: Final answer
    x = 5,018.58

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Similar ratio
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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.