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Finding the Fourth Proportional to 17,065.44, 25,602.48 and 7,199.64

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Solution

The fourth proportional to 17,065.44, 25,602.48 and 7,199.64 is: 10,801.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,065.44 : 25,602.48 = 7,199.64 : x
  2. Step 2: Convert to fraction form
    17,065.44/25,602.48 = 7,199.64/x
  3. Step 3: Cross multiply
    17,065.44x = 25,602.48 × 7,199.64
  4. Step 4: Simplify right side
    17,065.44x = 184,328,639.11
  5. Step 5: Solve for x
    x = 184,328,639.11/17,065.44
  6. Step 6: Final answer
    x = 10,801.28

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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.