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Finding the Fourth Proportional to 16,719.01, 25,076.47 and 9,702.84

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Solution

The fourth proportional to 16,719.01, 25,076.47 and 9,702.84 is: 14,553.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,719.01 : 25,076.47 = 9,702.84 : x
  2. Step 2: Convert to fraction form
    16,719.01/25,076.47 = 9,702.84/x
  3. Step 3: Cross multiply
    16,719.01x = 25,076.47 × 9,702.84
  4. Step 4: Simplify right side
    16,719.01x = 243,313,064.15
  5. Step 5: Solve for x
    x = 243,313,064.15/16,719.01
  6. Step 6: Final answer
    x = 14,553.08

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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.