Home / 14,116.08-21,151.36-8,277.60

Finding the Fourth Proportional to 14,116.08, 21,151.36 and 8,277.60

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Solution

The fourth proportional to 14,116.08, 21,151.36 and 8,277.60 is: 12,403.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,116.08 : 21,151.36 = 8,277.60 : x
  2. Step 2: Convert to fraction form
    14,116.08/21,151.36 = 8,277.60/x
  3. Step 3: Cross multiply
    14,116.08x = 21,151.36 × 8,277.60
  4. Step 4: Simplify right side
    14,116.08x = 175,082,497.54
  5. Step 5: Solve for x
    x = 175,082,497.54/14,116.08
  6. Step 6: Final answer
    x = 12,403.05

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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.