Home / 21,499.36-32,235.90-9,650.92

Finding the Fourth Proportional to 21,499.36, 32,235.90 and 9,650.92

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Solution

The fourth proportional to 21,499.36, 32,235.90 and 9,650.92 is: 14,470.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,499.36 : 32,235.90 = 9,650.92 : x
  2. Step 2: Convert to fraction form
    21,499.36/32,235.90 = 9,650.92/x
  3. Step 3: Cross multiply
    21,499.36x = 32,235.90 × 9,650.92
  4. Step 4: Simplify right side
    21,499.36x = 311,106,092.03
  5. Step 5: Solve for x
    x = 311,106,092.03/21,499.36
  6. Step 6: Final answer
    x = 14,470.48

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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.