Home / 21,167.55-31,751.33-16,410.83

Finding the Fourth Proportional to 21,167.55, 31,751.33 and 16,410.83

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Solution

The fourth proportional to 21,167.55, 31,751.33 and 16,410.83 is: 24,616.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,167.55 : 31,751.33 = 16,410.83 : x
  2. Step 2: Convert to fraction form
    21,167.55/31,751.33 = 16,410.83/x
  3. Step 3: Cross multiply
    21,167.55x = 31,751.33 × 16,410.83
  4. Step 4: Simplify right side
    21,167.55x = 521,065,438.09
  5. Step 5: Solve for x
    x = 521,065,438.09/21,167.55
  6. Step 6: Final answer
    x = 24,616.24

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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.