Home / 30,952.06-46,427.20-8,765.39

Finding the Fourth Proportional to 30,952.06, 46,427.20 and 8,765.39

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Solution

The fourth proportional to 30,952.06, 46,427.20 and 8,765.39 is: 13,147.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,952.06 : 46,427.20 = 8,765.39 : x
  2. Step 2: Convert to fraction form
    30,952.06/46,427.20 = 8,765.39/x
  3. Step 3: Cross multiply
    30,952.06x = 46,427.20 × 8,765.39
  4. Step 4: Simplify right side
    30,952.06x = 406,952,608.76
  5. Step 5: Solve for x
    x = 406,952,608.76/30,952.06
  6. Step 6: Final answer
    x = 13,147.84

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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.