Home / 21,464.25-32,158.85-14,894.61

Finding the Fourth Proportional to 21,464.25, 32,158.85 and 14,894.61

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Solution

The fourth proportional to 21,464.25, 32,158.85 and 14,894.61 is: 22,315.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,464.25 : 32,158.85 = 14,894.61 : x
  2. Step 2: Convert to fraction form
    21,464.25/32,158.85 = 14,894.61/x
  3. Step 3: Cross multiply
    21,464.25x = 32,158.85 × 14,894.61
  4. Step 4: Simplify right side
    21,464.25x = 478,993,454.33
  5. Step 5: Solve for x
    x = 478,993,454.33/21,464.25
  6. Step 6: Final answer
    x = 22,315.87

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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.