Home / 19,268.44-28,902.66-5,417.44

Finding the Fourth Proportional to 19,268.44, 28,902.66 and 5,417.44

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Solution

The fourth proportional to 19,268.44, 28,902.66 and 5,417.44 is: 8,126.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,268.44 : 28,902.66 = 5,417.44 : x
  2. Step 2: Convert to fraction form
    19,268.44/28,902.66 = 5,417.44/x
  3. Step 3: Cross multiply
    19,268.44x = 28,902.66 × 5,417.44
  4. Step 4: Simplify right side
    19,268.44x = 156,578,333.82
  5. Step 5: Solve for x
    x = 156,578,333.82/19,268.44
  6. Step 6: Final answer
    x = 8,126.16

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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.