Home / 16,486.51-24,712.32-5,390.22

Finding the Fourth Proportional to 16,486.51, 24,712.32 and 5,390.22

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Solution

The fourth proportional to 16,486.51, 24,712.32 and 5,390.22 is: 8,079.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,486.51 : 24,712.32 = 5,390.22 : x
  2. Step 2: Convert to fraction form
    16,486.51/24,712.32 = 5,390.22/x
  3. Step 3: Cross multiply
    16,486.51x = 24,712.32 × 5,390.22
  4. Step 4: Simplify right side
    16,486.51x = 133,204,841.51
  5. Step 5: Solve for x
    x = 133,204,841.51/16,486.51
  6. Step 6: Final answer
    x = 8,079.63

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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.