Home / 14,217.04-21,325.56-3,828.79

Finding the Fourth Proportional to 14,217.04, 21,325.56 and 3,828.79

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Solution

The fourth proportional to 14,217.04, 21,325.56 and 3,828.79 is: 5,743.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,217.04 : 21,325.56 = 3,828.79 : x
  2. Step 2: Convert to fraction form
    14,217.04/21,325.56 = 3,828.79/x
  3. Step 3: Cross multiply
    14,217.04x = 21,325.56 × 3,828.79
  4. Step 4: Simplify right side
    14,217.04x = 81,650,965.10
  5. Step 5: Solve for x
    x = 81,650,965.10/14,217.04
  6. Step 6: Final answer
    x = 5,743.18

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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.