Home / 37,310.16-55,925.82-12,343.80

Finding the Fourth Proportional to 37,310.16, 55,925.82 and 12,343.80

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Solution

The fourth proportional to 37,310.16, 55,925.82 and 12,343.80 is: 18,502.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,310.16 : 55,925.82 = 12,343.80 : x
  2. Step 2: Convert to fraction form
    37,310.16/55,925.82 = 12,343.80/x
  3. Step 3: Cross multiply
    37,310.16x = 55,925.82 × 12,343.80
  4. Step 4: Simplify right side
    37,310.16x = 690,337,136.92
  5. Step 5: Solve for x
    x = 690,337,136.92/37,310.16
  6. Step 6: Final answer
    x = 18,502.66

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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.