Home / 14,452.08-21,650.40-8,889.04

Finding the Fourth Proportional to 14,452.08, 21,650.40 and 8,889.04

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Solution

The fourth proportional to 14,452.08, 21,650.40 and 8,889.04 is: 13,316.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,452.08 : 21,650.40 = 8,889.04 : x
  2. Step 2: Convert to fraction form
    14,452.08/21,650.40 = 8,889.04/x
  3. Step 3: Cross multiply
    14,452.08x = 21,650.40 × 8,889.04
  4. Step 4: Simplify right side
    14,452.08x = 192,451,271.62
  5. Step 5: Solve for x
    x = 192,451,271.62/14,452.08
  6. Step 6: Final answer
    x = 13,316.51

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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.