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Finding the Fourth Proportional to 14,245.52, 19,659.51 and 8,582.00

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Solution

The fourth proportional to 14,245.52, 19,659.51 and 8,582.00 is: 11,843.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,245.52 : 19,659.51 = 8,582.00 : x
  2. Step 2: Convert to fraction form
    14,245.52/19,659.51 = 8,582.00/x
  3. Step 3: Cross multiply
    14,245.52x = 19,659.51 × 8,582.00
  4. Step 4: Simplify right side
    14,245.52x = 168,717,816.52
  5. Step 5: Solve for x
    x = 168,717,816.52/14,245.52
  6. Step 6: Final answer
    x = 11,843.57

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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.