Home / 43,393.18-65,096.57-13,817.66

Finding the Fourth Proportional to 43,393.18, 65,096.57 and 13,817.66

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Solution

The fourth proportional to 43,393.18, 65,096.57 and 13,817.66 is: 20,728.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,393.18 : 65,096.57 = 13,817.66 : x
  2. Step 2: Convert to fraction form
    43,393.18/65,096.57 = 13,817.66/x
  3. Step 3: Cross multiply
    43,393.18x = 65,096.57 × 13,817.66
  4. Step 4: Simplify right side
    43,393.18x = 899,482,271.43
  5. Step 5: Solve for x
    x = 899,482,271.43/43,393.18
  6. Step 6: Final answer
    x = 20,728.66

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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.