Home / 30,897.22-46,349.44-11,185.06

Finding the Fourth Proportional to 30,897.22, 46,349.44 and 11,185.06

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Solution

The fourth proportional to 30,897.22, 46,349.44 and 11,185.06 is: 16,778.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,897.22 : 46,349.44 = 11,185.06 : x
  2. Step 2: Convert to fraction form
    30,897.22/46,349.44 = 11,185.06/x
  3. Step 3: Cross multiply
    30,897.22x = 46,349.44 × 11,185.06
  4. Step 4: Simplify right side
    30,897.22x = 518,421,211.44
  5. Step 5: Solve for x
    x = 518,421,211.44/30,897.22
  6. Step 6: Final answer
    x = 16,778.90

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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.