Home / 22,485.35-33,728.02-6,690.31

Finding the Fourth Proportional to 22,485.35, 33,728.02 and 6,690.31

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Solution

The fourth proportional to 22,485.35, 33,728.02 and 6,690.31 is: 10,035.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,485.35 : 33,728.02 = 6,690.31 : x
  2. Step 2: Convert to fraction form
    22,485.35/33,728.02 = 6,690.31/x
  3. Step 3: Cross multiply
    22,485.35x = 33,728.02 × 6,690.31
  4. Step 4: Simplify right side
    22,485.35x = 225,650,808.44
  5. Step 5: Solve for x
    x = 225,650,808.44/22,485.35
  6. Step 6: Final answer
    x = 10,035.46

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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.