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Finding the Fourth Proportional to 21,477.96, 32,216.94 and 5,895.99

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Solution

The fourth proportional to 21,477.96, 32,216.94 and 5,895.99 is: 8,843.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,477.96 : 32,216.94 = 5,895.99 : x
  2. Step 2: Convert to fraction form
    21,477.96/32,216.94 = 5,895.99/x
  3. Step 3: Cross multiply
    21,477.96x = 32,216.94 × 5,895.99
  4. Step 4: Simplify right side
    21,477.96x = 189,950,756.07
  5. Step 5: Solve for x
    x = 189,950,756.07/21,477.96
  6. Step 6: Final answer
    x = 8,843.99

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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.