Home / 19,054.08-28,579.20-5,204.48

Finding the Fourth Proportional to 19,054.08, 28,579.20 and 5,204.48

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Solution

The fourth proportional to 19,054.08, 28,579.20 and 5,204.48 is: 7,806.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,054.08 : 28,579.20 = 5,204.48 : x
  2. Step 2: Convert to fraction form
    19,054.08/28,579.20 = 5,204.48/x
  3. Step 3: Cross multiply
    19,054.08x = 28,579.20 × 5,204.48
  4. Step 4: Simplify right side
    19,054.08x = 148,739,874.82
  5. Step 5: Solve for x
    x = 148,739,874.82/19,054.08
  6. Step 6: Final answer
    x = 7,806.20

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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.