Home / 16,186.48-24,253.62-12,739.12

Finding the Fourth Proportional to 16,186.48, 24,253.62 and 12,739.12

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Solution

The fourth proportional to 16,186.48, 24,253.62 and 12,739.12 is: 19,088.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,186.48 : 24,253.62 = 12,739.12 : x
  2. Step 2: Convert to fraction form
    16,186.48/24,253.62 = 12,739.12/x
  3. Step 3: Cross multiply
    16,186.48x = 24,253.62 × 12,739.12
  4. Step 4: Simplify right side
    16,186.48x = 308,969,775.61
  5. Step 5: Solve for x
    x = 308,969,775.61/16,186.48
  6. Step 6: Final answer
    x = 19,088.14

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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.