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Finding the Fourth Proportional to 19,302.66, 28,963.08 and 6,832.08

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Solution

The fourth proportional to 19,302.66, 28,963.08 and 6,832.08 is: 10,251.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,302.66 : 28,963.08 = 6,832.08 : x
  2. Step 2: Convert to fraction form
    19,302.66/28,963.08 = 6,832.08/x
  3. Step 3: Cross multiply
    19,302.66x = 28,963.08 × 6,832.08
  4. Step 4: Simplify right side
    19,302.66x = 197,878,079.61
  5. Step 5: Solve for x
    x = 197,878,079.61/19,302.66
  6. Step 6: Final answer
    x = 10,251.34

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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.