Home / 21,818.96-32,735.76-9,333.68

Finding the Fourth Proportional to 21,818.96, 32,735.76 and 9,333.68

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Solution

The fourth proportional to 21,818.96, 32,735.76 and 9,333.68 is: 14,003.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,818.96 : 32,735.76 = 9,333.68 : x
  2. Step 2: Convert to fraction form
    21,818.96/32,735.76 = 9,333.68/x
  3. Step 3: Cross multiply
    21,818.96x = 32,735.76 × 9,333.68
  4. Step 4: Simplify right side
    21,818.96x = 305,545,108.40
  5. Step 5: Solve for x
    x = 305,545,108.40/21,818.96
  6. Step 6: Final answer
    x = 14,003.65

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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.