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Finding the Fourth Proportional to 13,062.94, 18,027.03 and 7,094.68

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Solution

The fourth proportional to 13,062.94, 18,027.03 and 7,094.68 is: 9,790.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,062.94 : 18,027.03 = 7,094.68 : x
  2. Step 2: Convert to fraction form
    13,062.94/18,027.03 = 7,094.68/x
  3. Step 3: Cross multiply
    13,062.94x = 18,027.03 × 7,094.68
  4. Step 4: Simplify right side
    13,062.94x = 127,896,009.20
  5. Step 5: Solve for x
    x = 127,896,009.20/13,062.94
  6. Step 6: Final answer
    x = 9,790.75

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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.