Home / 14,154.81-21,230.60-3,767.37

Finding the Fourth Proportional to 14,154.81, 21,230.60 and 3,767.37

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Solution

The fourth proportional to 14,154.81, 21,230.60 and 3,767.37 is: 5,650.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,154.81 : 21,230.60 = 3,767.37 : x
  2. Step 2: Convert to fraction form
    14,154.81/21,230.60 = 3,767.37/x
  3. Step 3: Cross multiply
    14,154.81x = 21,230.60 × 3,767.37
  4. Step 4: Simplify right side
    14,154.81x = 79,983,506.69
  5. Step 5: Solve for x
    x = 79,983,506.69/14,154.81
  6. Step 6: Final answer
    x = 5,650.62

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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.