Home / 21,395.82-32,094.45-7,355.72

Finding the Fourth Proportional to 21,395.82, 32,094.45 and 7,355.72

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Solution

The fourth proportional to 21,395.82, 32,094.45 and 7,355.72 is: 11,033.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,395.82 : 32,094.45 = 7,355.72 : x
  2. Step 2: Convert to fraction form
    21,395.82/32,094.45 = 7,355.72/x
  3. Step 3: Cross multiply
    21,395.82x = 32,094.45 × 7,355.72
  4. Step 4: Simplify right side
    21,395.82x = 236,077,787.75
  5. Step 5: Solve for x
    x = 236,077,787.75/21,395.82
  6. Step 6: Final answer
    x = 11,033.83

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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.