Home / 13,433.16-20,157.84-4,674.23

Finding the Fourth Proportional to 13,433.16, 20,157.84 and 4,674.23

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Solution

The fourth proportional to 13,433.16, 20,157.84 and 4,674.23 is: 7,014.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,433.16 : 20,157.84 = 4,674.23 : x
  2. Step 2: Convert to fraction form
    13,433.16/20,157.84 = 4,674.23/x
  3. Step 3: Cross multiply
    13,433.16x = 20,157.84 × 4,674.23
  4. Step 4: Simplify right side
    13,433.16x = 94,222,279.67
  5. Step 5: Solve for x
    x = 94,222,279.67/13,433.16
  6. Step 6: Final answer
    x = 7,014.16

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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.