Home / 16,651.12-24,812.20-16,122.64

Finding the Fourth Proportional to 16,651.12, 24,812.20 and 16,122.64

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Solution

The fourth proportional to 16,651.12, 24,812.20 and 16,122.64 is: 24,024.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,651.12 : 24,812.20 = 16,122.64 : x
  2. Step 2: Convert to fraction form
    16,651.12/24,812.20 = 16,122.64/x
  3. Step 3: Cross multiply
    16,651.12x = 24,812.20 × 16,122.64
  4. Step 4: Simplify right side
    16,651.12x = 400,038,168.21
  5. Step 5: Solve for x
    x = 400,038,168.21/16,651.12
  6. Step 6: Final answer
    x = 24,024.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.