Home / 32,718.24-45,136.80-22,104

Finding the Fourth Proportional to 32,718.24, 45,136.80 and 22,104

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Solution

The fourth proportional to 32,718.24, 45,136.80 and 22,104 is: 30,493.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,718.24 : 45,136.80 = 22,104 : x
  2. Step 2: Convert to fraction form
    32,718.24/45,136.80 = 22,104/x
  3. Step 3: Cross multiply
    32,718.24x = 45,136.80 × 22,104
  4. Step 4: Simplify right side
    32,718.24x = 997,703,827.20
  5. Step 5: Solve for x
    x = 997,703,827.20/32,718.24
  6. Step 6: Final answer
    x = 30,493.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.