Home / 12,515.34-17,271.23-6,926.34

Finding the Fourth Proportional to 12,515.34, 17,271.23 and 6,926.34

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Solution

The fourth proportional to 12,515.34, 17,271.23 and 6,926.34 is: 9,558.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,515.34 : 17,271.23 = 6,926.34 : x
  2. Step 2: Convert to fraction form
    12,515.34/17,271.23 = 6,926.34/x
  3. Step 3: Cross multiply
    12,515.34x = 17,271.23 × 6,926.34
  4. Step 4: Simplify right side
    12,515.34x = 119,626,441.33
  5. Step 5: Solve for x
    x = 119,626,441.33/12,515.34
  6. Step 6: Final answer
    x = 9,558.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.