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Finding the Fourth Proportional to 21,635.30, 32,450.79 and 6,053.06

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Solution

The fourth proportional to 21,635.30, 32,450.79 and 6,053.06 is: 9,078.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,635.30 : 32,450.79 = 6,053.06 : x
  2. Step 2: Convert to fraction form
    21,635.30/32,450.79 = 6,053.06/x
  3. Step 3: Cross multiply
    21,635.30x = 32,450.79 × 6,053.06
  4. Step 4: Simplify right side
    21,635.30x = 196,426,578.92
  5. Step 5: Solve for x
    x = 196,426,578.92/21,635.30
  6. Step 6: Final answer
    x = 9,078.99

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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.