Home / 16,245.77-24,372.90-5,715.36

Finding the Fourth Proportional to 16,245.77, 24,372.90 and 5,715.36

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Solution

The fourth proportional to 16,245.77, 24,372.90 and 5,715.36 is: 8,574.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,245.77 : 24,372.90 = 5,715.36 : x
  2. Step 2: Convert to fraction form
    16,245.77/24,372.90 = 5,715.36/x
  3. Step 3: Cross multiply
    16,245.77x = 24,372.90 × 5,715.36
  4. Step 4: Simplify right side
    16,245.77x = 139,299,897.74
  5. Step 5: Solve for x
    x = 139,299,897.74/16,245.77
  6. Step 6: Final answer
    x = 8,574.54

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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.