Home / 14,621.18-21,919.01-7,586.33

Finding the Fourth Proportional to 14,621.18, 21,919.01 and 7,586.33

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Solution

The fourth proportional to 14,621.18, 21,919.01 and 7,586.33 is: 11,372.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,621.18 : 21,919.01 = 7,586.33 : x
  2. Step 2: Convert to fraction form
    14,621.18/21,919.01 = 7,586.33/x
  3. Step 3: Cross multiply
    14,621.18x = 21,919.01 × 7,586.33
  4. Step 4: Simplify right side
    14,621.18x = 166,284,695.61
  5. Step 5: Solve for x
    x = 166,284,695.61/14,621.18
  6. Step 6: Final answer
    x = 11,372.87

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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.