Home / 30,714.76-46,059.74-11,992.12

Finding the Fourth Proportional to 30,714.76, 46,059.74 and 11,992.12

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Solution

The fourth proportional to 30,714.76, 46,059.74 and 11,992.12 is: 17,983.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,714.76 : 46,059.74 = 11,992.12 : x
  2. Step 2: Convert to fraction form
    30,714.76/46,059.74 = 11,992.12/x
  3. Step 3: Cross multiply
    30,714.76x = 46,059.74 × 11,992.12
  4. Step 4: Simplify right side
    30,714.76x = 552,353,929.25
  5. Step 5: Solve for x
    x = 552,353,929.25/30,714.76
  6. Step 6: Final answer
    x = 17,983.34

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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.