Home / 30,842.40-46,235.25-11,116.13

Finding the Fourth Proportional to 30,842.40, 46,235.25 and 11,116.13

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Solution

The fourth proportional to 30,842.40, 46,235.25 and 11,116.13 is: 16,663.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,842.40 : 46,235.25 = 11,116.13 : x
  2. Step 2: Convert to fraction form
    30,842.40/46,235.25 = 11,116.13/x
  3. Step 3: Cross multiply
    30,842.40x = 46,235.25 × 11,116.13
  4. Step 4: Simplify right side
    30,842.40x = 513,957,049.58
  5. Step 5: Solve for x
    x = 513,957,049.58/30,842.40
  6. Step 6: Final answer
    x = 16,663.98

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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.