Home / 14,024.78-19,355.35-8,057.60

Finding the Fourth Proportional to 14,024.78, 19,355.35 and 8,057.60

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Solution

The fourth proportional to 14,024.78, 19,355.35 and 8,057.60 is: 11,120.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,024.78 : 19,355.35 = 8,057.60 : x
  2. Step 2: Convert to fraction form
    14,024.78/19,355.35 = 8,057.60/x
  3. Step 3: Cross multiply
    14,024.78x = 19,355.35 × 8,057.60
  4. Step 4: Simplify right side
    14,024.78x = 155,957,668.16
  5. Step 5: Solve for x
    x = 155,957,668.16/14,024.78
  6. Step 6: Final answer
    x = 11,120.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.