Home / 21,541.94-32,318.67-19,485.62

Finding the Fourth Proportional to 21,541.94, 32,318.67 and 19,485.62

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Solution

The fourth proportional to 21,541.94, 32,318.67 and 19,485.62 is: 29,233.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,541.94 : 32,318.67 = 19,485.62 : x
  2. Step 2: Convert to fraction form
    21,541.94/32,318.67 = 19,485.62/x
  3. Step 3: Cross multiply
    21,541.94x = 32,318.67 × 19,485.62
  4. Step 4: Simplify right side
    21,541.94x = 629,749,322.53
  5. Step 5: Solve for x
    x = 629,749,322.53/21,541.94
  6. Step 6: Final answer
    x = 29,233.64

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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.