Home / 18,094.16-27,127.32-8,729.36

Finding the Fourth Proportional to 18,094.16, 27,127.32 and 8,729.36

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Solution

The fourth proportional to 18,094.16, 27,127.32 and 8,729.36 is: 13,087.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,094.16 : 27,127.32 = 8,729.36 : x
  2. Step 2: Convert to fraction form
    18,094.16/27,127.32 = 8,729.36/x
  3. Step 3: Cross multiply
    18,094.16x = 27,127.32 × 8,729.36
  4. Step 4: Simplify right side
    18,094.16x = 236,804,142.12
  5. Step 5: Solve for x
    x = 236,804,142.12/18,094.16
  6. Step 6: Final answer
    x = 13,087.32

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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.