Home / 18,094.16-27,138.36-7,703.12

Finding the Fourth Proportional to 18,094.16, 27,138.36 and 7,703.12

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Solution

The fourth proportional to 18,094.16, 27,138.36 and 7,703.12 is: 11,553.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,094.16 : 27,138.36 = 7,703.12 : x
  2. Step 2: Convert to fraction form
    18,094.16/27,138.36 = 7,703.12/x
  3. Step 3: Cross multiply
    18,094.16x = 27,138.36 × 7,703.12
  4. Step 4: Simplify right side
    18,094.16x = 209,050,043.68
  5. Step 5: Solve for x
    x = 209,050,043.68/18,094.16
  6. Step 6: Final answer
    x = 11,553.45

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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.