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Finding the Fourth Proportional to 12,995.37, 17,933.62 and 7,027.04

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Solution

The fourth proportional to 12,995.37, 17,933.62 and 7,027.04 is: 9,697.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,995.37 : 17,933.62 = 7,027.04 : x
  2. Step 2: Convert to fraction form
    12,995.37/17,933.62 = 7,027.04/x
  3. Step 3: Cross multiply
    12,995.37x = 17,933.62 × 7,027.04
  4. Step 4: Simplify right side
    12,995.37x = 126,020,247.52
  5. Step 5: Solve for x
    x = 126,020,247.52/12,995.37
  6. Step 6: Final answer
    x = 9,697.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.