Home / 16,509.39-24,753.12-5,412.21

Finding the Fourth Proportional to 16,509.39, 24,753.12 and 5,412.21

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Solution

The fourth proportional to 16,509.39, 24,753.12 and 5,412.21 is: 8,114.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,509.39 : 24,753.12 = 5,412.21 : x
  2. Step 2: Convert to fraction form
    16,509.39/24,753.12 = 5,412.21/x
  3. Step 3: Cross multiply
    16,509.39x = 24,753.12 × 5,412.21
  4. Step 4: Simplify right side
    16,509.39x = 133,969,083.60
  5. Step 5: Solve for x
    x = 133,969,083.60/16,509.39
  6. Step 6: Final answer
    x = 8,114.72

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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.