Home / 12,058.35-18,090.39-5,034.45

Finding the Fourth Proportional to 12,058.35, 18,090.39 and 5,034.45

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Solution

The fourth proportional to 12,058.35, 18,090.39 and 5,034.45 is: 7,552.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,058.35 : 18,090.39 = 5,034.45 : x
  2. Step 2: Convert to fraction form
    12,058.35/18,090.39 = 5,034.45/x
  3. Step 3: Cross multiply
    12,058.35x = 18,090.39 × 5,034.45
  4. Step 4: Simplify right side
    12,058.35x = 91,075,163.94
  5. Step 5: Solve for x
    x = 91,075,163.94/12,058.35
  6. Step 6: Final answer
    x = 7,552.87

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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.