Home / 21,961.08-32,945.04-9,484.74

Finding the Fourth Proportional to 21,961.08, 32,945.04 and 9,484.74

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Solution

The fourth proportional to 21,961.08, 32,945.04 and 9,484.74 is: 14,228.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,961.08 : 32,945.04 = 9,484.74 : x
  2. Step 2: Convert to fraction form
    21,961.08/32,945.04 = 9,484.74/x
  3. Step 3: Cross multiply
    21,961.08x = 32,945.04 × 9,484.74
  4. Step 4: Simplify right side
    21,961.08x = 312,475,138.69
  5. Step 5: Solve for x
    x = 312,475,138.69/21,961.08
  6. Step 6: Final answer
    x = 14,228.59

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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.