Home / 13,381.04-20,074.18-4,496.16

Finding the Fourth Proportional to 13,381.04, 20,074.18 and 4,496.16

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Solution

The fourth proportional to 13,381.04, 20,074.18 and 4,496.16 is: 6,745.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,381.04 : 20,074.18 = 4,496.16 : x
  2. Step 2: Convert to fraction form
    13,381.04/20,074.18 = 4,496.16/x
  3. Step 3: Cross multiply
    13,381.04x = 20,074.18 × 4,496.16
  4. Step 4: Simplify right side
    13,381.04x = 90,256,725.15
  5. Step 5: Solve for x
    x = 90,256,725.15/13,381.04
  6. Step 6: Final answer
    x = 6,745.12

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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.