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Finding the Fourth Proportional to 14,855.16, 22,268.08 and 7,069.44

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Solution

The fourth proportional to 14,855.16, 22,268.08 and 7,069.44 is: 10,597.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,855.16 : 22,268.08 = 7,069.44 : x
  2. Step 2: Convert to fraction form
    14,855.16/22,268.08 = 7,069.44/x
  3. Step 3: Cross multiply
    14,855.16x = 22,268.08 × 7,069.44
  4. Step 4: Simplify right side
    14,855.16x = 157,422,855.48
  5. Step 5: Solve for x
    x = 157,422,855.48/14,855.16
  6. Step 6: Final answer
    x = 10,597.18

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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.