Home / 14,232.55-19,641.39-8,263.86

Finding the Fourth Proportional to 14,232.55, 19,641.39 and 8,263.86

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Solution

The fourth proportional to 14,232.55, 19,641.39 and 8,263.86 is: 11,404.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,232.55 : 19,641.39 = 8,263.86 : x
  2. Step 2: Convert to fraction form
    14,232.55/19,641.39 = 8,263.86/x
  3. Step 3: Cross multiply
    14,232.55x = 19,641.39 × 8,263.86
  4. Step 4: Simplify right side
    14,232.55x = 162,313,697.17
  5. Step 5: Solve for x
    x = 162,313,697.17/14,232.55
  6. Step 6: Final answer
    x = 11,404.40

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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.