Home / 14,231.08-19,639.02-8,263

Finding the Fourth Proportional to 14,231.08, 19,639.02 and 8,263

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Solution

The fourth proportional to 14,231.08, 19,639.02 and 8,263 is: 11,403.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,231.08 : 19,639.02 = 8,263 : x
  2. Step 2: Convert to fraction form
    14,231.08/19,639.02 = 8,263/x
  3. Step 3: Cross multiply
    14,231.08x = 19,639.02 × 8,263
  4. Step 4: Simplify right side
    14,231.08x = 162,277,222.26
  5. Step 5: Solve for x
    x = 162,277,222.26/14,231.08
  6. Step 6: Final answer
    x = 11,403.02

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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.