Home / 16,490.72-24,744.60-10,570.80

Finding the Fourth Proportional to 16,490.72, 24,744.60 and 10,570.80

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Solution

The fourth proportional to 16,490.72, 24,744.60 and 10,570.80 is: 15,861.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,490.72 : 24,744.60 = 10,570.80 : x
  2. Step 2: Convert to fraction form
    16,490.72/24,744.60 = 10,570.80/x
  3. Step 3: Cross multiply
    16,490.72x = 24,744.60 × 10,570.80
  4. Step 4: Simplify right side
    16,490.72x = 261,570,217.68
  5. Step 5: Solve for x
    x = 261,570,217.68/16,490.72
  6. Step 6: Final answer
    x = 15,861.66

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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.