Home / 19,650.81-29,476.26-16,180.77

Finding the Fourth Proportional to 19,650.81, 29,476.26 and 16,180.77

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Solution

The fourth proportional to 19,650.81, 29,476.26 and 16,180.77 is: 24,271.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,650.81 : 29,476.26 = 16,180.77 : x
  2. Step 2: Convert to fraction form
    19,650.81/29,476.26 = 16,180.77/x
  3. Step 3: Cross multiply
    19,650.81x = 29,476.26 × 16,180.77
  4. Step 4: Simplify right side
    19,650.81x = 476,948,583.52
  5. Step 5: Solve for x
    x = 476,948,583.52/19,650.81
  6. Step 6: Final answer
    x = 24,271.19

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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.