Home / 19,216.12-28,821.70-6,069.80

Finding the Fourth Proportional to 19,216.12, 28,821.70 and 6,069.80

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Solution

The fourth proportional to 19,216.12, 28,821.70 and 6,069.80 is: 9,103.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,216.12 : 28,821.70 = 6,069.80 : x
  2. Step 2: Convert to fraction form
    19,216.12/28,821.70 = 6,069.80/x
  3. Step 3: Cross multiply
    19,216.12x = 28,821.70 × 6,069.80
  4. Step 4: Simplify right side
    19,216.12x = 174,941,954.66
  5. Step 5: Solve for x
    x = 174,941,954.66/19,216.12
  6. Step 6: Final answer
    x = 9,103.92

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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.