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Finding the Fourth Proportional to 18,010.00, 26,996.27 and 7,485.75

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Solution

The fourth proportional to 18,010.00, 26,996.27 and 7,485.75 is: 11,220.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,010.00 : 26,996.27 = 7,485.75 : x
  2. Step 2: Convert to fraction form
    18,010.00/26,996.27 = 7,485.75/x
  3. Step 3: Cross multiply
    18,010.00x = 26,996.27 × 7,485.75
  4. Step 4: Simplify right side
    18,010.00x = 202,087,332.83
  5. Step 5: Solve for x
    x = 202,087,332.83/18,010.00
  6. Step 6: Final answer
    x = 11,220.84

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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.