Home / 14,225.84-21,339.90-3,837.44

Finding the Fourth Proportional to 14,225.84, 21,339.90 and 3,837.44

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Solution

The fourth proportional to 14,225.84, 21,339.90 and 3,837.44 is: 5,756.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,225.84 : 21,339.90 = 3,837.44 : x
  2. Step 2: Convert to fraction form
    14,225.84/21,339.90 = 3,837.44/x
  3. Step 3: Cross multiply
    14,225.84x = 21,339.90 × 3,837.44
  4. Step 4: Simplify right side
    14,225.84x = 81,890,585.86
  5. Step 5: Solve for x
    x = 81,890,585.86/14,225.84
  6. Step 6: Final answer
    x = 5,756.47

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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.