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Finding the Fourth Proportional to 17,031.44, 25,548.06 and 5,184.32

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Solution

The fourth proportional to 17,031.44, 25,548.06 and 5,184.32 is: 7,776.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,031.44 : 25,548.06 = 5,184.32 : x
  2. Step 2: Convert to fraction form
    17,031.44/25,548.06 = 5,184.32/x
  3. Step 3: Cross multiply
    17,031.44x = 25,548.06 × 5,184.32
  4. Step 4: Simplify right side
    17,031.44x = 132,449,210.12
  5. Step 5: Solve for x
    x = 132,449,210.12/17,031.44
  6. Step 6: Final answer
    x = 7,776.75

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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.