Home / 29,861.40-44,792.10-12,343.80

Finding the Fourth Proportional to 29,861.40, 44,792.10 and 12,343.80

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Solution

The fourth proportional to 29,861.40, 44,792.10 and 12,343.80 is: 18,515.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,861.40 : 44,792.10 = 12,343.80 : x
  2. Step 2: Convert to fraction form
    29,861.40/44,792.10 = 12,343.80/x
  3. Step 3: Cross multiply
    29,861.40x = 44,792.10 × 12,343.80
  4. Step 4: Simplify right side
    29,861.40x = 552,904,723.98
  5. Step 5: Solve for x
    x = 552,904,723.98/29,861.40
  6. Step 6: Final answer
    x = 18,515.70

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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.