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Finding the Fourth Proportional to 14,149, 19,527.42 and 8,560.04

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Solution

The fourth proportional to 14,149, 19,527.42 and 8,560.04 is: 11,813.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,149 : 19,527.42 = 8,560.04 : x
  2. Step 2: Convert to fraction form
    14,149/19,527.42 = 8,560.04/x
  3. Step 3: Cross multiply
    14,149x = 19,527.42 × 8,560.04
  4. Step 4: Simplify right side
    14,149x = 167,155,496.30
  5. Step 5: Solve for x
    x = 167,155,496.30/14,149
  6. Step 6: Final answer
    x = 11,813.94

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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.