Home / 27,253.80-40,906.62-14,115.60

Finding the Fourth Proportional to 27,253.80, 40,906.62 and 14,115.60

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Solution

The fourth proportional to 27,253.80, 40,906.62 and 14,115.60 is: 21,186.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,253.80 : 40,906.62 = 14,115.60 : x
  2. Step 2: Convert to fraction form
    27,253.80/40,906.62 = 14,115.60/x
  3. Step 3: Cross multiply
    27,253.80x = 40,906.62 × 14,115.60
  4. Step 4: Simplify right side
    27,253.80x = 577,421,485.27
  5. Step 5: Solve for x
    x = 577,421,485.27/27,253.80
  6. Step 6: Final answer
    x = 21,186.82

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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.