Home / 26,988.52-40,485.20-7,266.64

Finding the Fourth Proportional to 26,988.52, 40,485.20 and 7,266.64

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Solution

The fourth proportional to 26,988.52, 40,485.20 and 7,266.64 is: 10,900.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,988.52 : 40,485.20 = 7,266.64 : x
  2. Step 2: Convert to fraction form
    26,988.52/40,485.20 = 7,266.64/x
  3. Step 3: Cross multiply
    26,988.52x = 40,485.20 × 7,266.64
  4. Step 4: Simplify right side
    26,988.52x = 294,191,373.73
  5. Step 5: Solve for x
    x = 294,191,373.73/26,988.52
  6. Step 6: Final answer
    x = 10,900.61

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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.