Home / 12,044.46-16,621.38-6,739.50

Finding the Fourth Proportional to 12,044.46, 16,621.38 and 6,739.50

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Solution

The fourth proportional to 12,044.46, 16,621.38 and 6,739.50 is: 9,300.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,044.46 : 16,621.38 = 6,739.50 : x
  2. Step 2: Convert to fraction form
    12,044.46/16,621.38 = 6,739.50/x
  3. Step 3: Cross multiply
    12,044.46x = 16,621.38 × 6,739.50
  4. Step 4: Simplify right side
    12,044.46x = 112,019,790.51
  5. Step 5: Solve for x
    x = 112,019,790.51/12,044.46
  6. Step 6: Final answer
    x = 9,300.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.