Home / 19,315.96-28,976.37-6,833.05

Finding the Fourth Proportional to 19,315.96, 28,976.37 and 6,833.05

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Solution

The fourth proportional to 19,315.96, 28,976.37 and 6,833.05 is: 10,250.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,315.96 : 28,976.37 = 6,833.05 : x
  2. Step 2: Convert to fraction form
    19,315.96/28,976.37 = 6,833.05/x
  3. Step 3: Cross multiply
    19,315.96x = 28,976.37 × 6,833.05
  4. Step 4: Simplify right side
    19,315.96x = 197,996,985.03
  5. Step 5: Solve for x
    x = 197,996,985.03/19,315.96
  6. Step 6: Final answer
    x = 10,250.43

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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.