Home / 19,518.37-29,277.60-4,727.23

Finding the Fourth Proportional to 19,518.37, 29,277.60 and 4,727.23

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Solution

The fourth proportional to 19,518.37, 29,277.60 and 4,727.23 is: 7,090.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,518.37 : 29,277.60 = 4,727.23 : x
  2. Step 2: Convert to fraction form
    19,518.37/29,277.60 = 4,727.23/x
  3. Step 3: Cross multiply
    19,518.37x = 29,277.60 × 4,727.23
  4. Step 4: Simplify right side
    19,518.37x = 138,401,949.05
  5. Step 5: Solve for x
    x = 138,401,949.05/19,518.37
  6. Step 6: Final answer
    x = 7,090.86

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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.