Home / 18,253.86-27,384.16-5,777.02

Finding the Fourth Proportional to 18,253.86, 27,384.16 and 5,777.02

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Solution

The fourth proportional to 18,253.86, 27,384.16 and 5,777.02 is: 8,666.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,253.86 : 27,384.16 = 5,777.02 : x
  2. Step 2: Convert to fraction form
    18,253.86/27,384.16 = 5,777.02/x
  3. Step 3: Cross multiply
    18,253.86x = 27,384.16 × 5,777.02
  4. Step 4: Simplify right side
    18,253.86x = 158,198,840.00
  5. Step 5: Solve for x
    x = 158,198,840.00/18,253.86
  6. Step 6: Final answer
    x = 8,666.60

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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.