Home / 25,650.72-38,421.81-16,285.77

Finding the Fourth Proportional to 25,650.72, 38,421.81 and 16,285.77

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Solution

The fourth proportional to 25,650.72, 38,421.81 and 16,285.77 is: 24,394.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,650.72 : 38,421.81 = 16,285.77 : x
  2. Step 2: Convert to fraction form
    25,650.72/38,421.81 = 16,285.77/x
  3. Step 3: Cross multiply
    25,650.72x = 38,421.81 × 16,285.77
  4. Step 4: Simplify right side
    25,650.72x = 625,728,760.64
  5. Step 5: Solve for x
    x = 625,728,760.64/25,650.72
  6. Step 6: Final answer
    x = 24,394.20

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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.