Home / 17,118.88-25,680.38-6,586.45

Finding the Fourth Proportional to 17,118.88, 25,680.38 and 6,586.45

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Solution

The fourth proportional to 17,118.88, 25,680.38 and 6,586.45 is: 9,880.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,118.88 : 25,680.38 = 6,586.45 : x
  2. Step 2: Convert to fraction form
    17,118.88/25,680.38 = 6,586.45/x
  3. Step 3: Cross multiply
    17,118.88x = 25,680.38 × 6,586.45
  4. Step 4: Simplify right side
    17,118.88x = 169,142,441.72
  5. Step 5: Solve for x
    x = 169,142,441.72/17,118.88
  6. Step 6: Final answer
    x = 9,880.46

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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.