Home / 13,074.06-19,613.44-4,765.74

Finding the Fourth Proportional to 13,074.06, 19,613.44 and 4,765.74

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Solution

The fourth proportional to 13,074.06, 19,613.44 and 4,765.74 is: 7,149.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,074.06 : 19,613.44 = 4,765.74 : x
  2. Step 2: Convert to fraction form
    13,074.06/19,613.44 = 4,765.74/x
  3. Step 3: Cross multiply
    13,074.06x = 19,613.44 × 4,765.74
  4. Step 4: Simplify right side
    13,074.06x = 93,472,487.95
  5. Step 5: Solve for x
    x = 93,472,487.95/13,074.06
  6. Step 6: Final answer
    x = 7,149.46

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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.