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Finding the Fourth Proportional to 16,663.72, 24,993.02 and 5,570.60

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Solution

The fourth proportional to 16,663.72, 24,993.02 and 5,570.60 is: 8,355.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,663.72 : 24,993.02 = 5,570.60 : x
  2. Step 2: Convert to fraction form
    16,663.72/24,993.02 = 5,570.60/x
  3. Step 3: Cross multiply
    16,663.72x = 24,993.02 × 5,570.60
  4. Step 4: Simplify right side
    16,663.72x = 139,226,117.21
  5. Step 5: Solve for x
    x = 139,226,117.21/16,663.72
  6. Step 6: Final answer
    x = 8,355.04

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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.