Home / 14,780.36-22,170.46-3,687.02

Finding the Fourth Proportional to 14,780.36, 22,170.46 and 3,687.02

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Solution

The fourth proportional to 14,780.36, 22,170.46 and 3,687.02 is: 5,530.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,780.36 : 22,170.46 = 3,687.02 : x
  2. Step 2: Convert to fraction form
    14,780.36/22,170.46 = 3,687.02/x
  3. Step 3: Cross multiply
    14,780.36x = 22,170.46 × 3,687.02
  4. Step 4: Simplify right side
    14,780.36x = 81,742,929.43
  5. Step 5: Solve for x
    x = 81,742,929.43/14,780.36
  6. Step 6: Final answer
    x = 5,530.51

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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.