Home / 21,535.76-32,303.69-6,745.97

Finding the Fourth Proportional to 21,535.76, 32,303.69 and 6,745.97

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Solution

The fourth proportional to 21,535.76, 32,303.69 and 6,745.97 is: 10,118.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,535.76 : 32,303.69 = 6,745.97 : x
  2. Step 2: Convert to fraction form
    21,535.76/32,303.69 = 6,745.97/x
  3. Step 3: Cross multiply
    21,535.76x = 32,303.69 × 6,745.97
  4. Step 4: Simplify right side
    21,535.76x = 217,919,723.63
  5. Step 5: Solve for x
    x = 217,919,723.63/21,535.76
  6. Step 6: Final answer
    x = 10,118.97

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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.