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Finding the Fourth Proportional to 19,152.01, 28,728.01 and 6,005.39

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Solution

The fourth proportional to 19,152.01, 28,728.01 and 6,005.39 is: 9,008.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,152.01 : 28,728.01 = 6,005.39 : x
  2. Step 2: Convert to fraction form
    19,152.01/28,728.01 = 6,005.39/x
  3. Step 3: Cross multiply
    19,152.01x = 28,728.01 × 6,005.39
  4. Step 4: Simplify right side
    19,152.01x = 172,522,903.97
  5. Step 5: Solve for x
    x = 172,522,903.97/19,152.01
  6. Step 6: Final answer
    x = 9,008.09

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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.