Home / 19,577.15-29,365.46-4,786.19

Finding the Fourth Proportional to 19,577.15, 29,365.46 and 4,786.19

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Solution

The fourth proportional to 19,577.15, 29,365.46 and 4,786.19 is: 7,179.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,577.15 : 29,365.46 = 4,786.19 : x
  2. Step 2: Convert to fraction form
    19,577.15/29,365.46 = 4,786.19/x
  3. Step 3: Cross multiply
    19,577.15x = 29,365.46 × 4,786.19
  4. Step 4: Simplify right side
    19,577.15x = 140,548,647.07
  5. Step 5: Solve for x
    x = 140,548,647.07/19,577.15
  6. Step 6: Final answer
    x = 7,179.22

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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.