Home / 14,012.83-21,001.73-6,994.86

Finding the Fourth Proportional to 14,012.83, 21,001.73 and 6,994.86

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Solution

The fourth proportional to 14,012.83, 21,001.73 and 6,994.86 is: 10,483.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,012.83 : 21,001.73 = 6,994.86 : x
  2. Step 2: Convert to fraction form
    14,012.83/21,001.73 = 6,994.86/x
  3. Step 3: Cross multiply
    14,012.83x = 21,001.73 × 6,994.86
  4. Step 4: Simplify right side
    14,012.83x = 146,904,086.72
  5. Step 5: Solve for x
    x = 146,904,086.72/14,012.83
  6. Step 6: Final answer
    x = 10,483.54

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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.