Home / 30,216.18-45,273.09-18,504.93

Finding the Fourth Proportional to 30,216.18, 45,273.09 and 18,504.93

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Solution

The fourth proportional to 30,216.18, 45,273.09 and 18,504.93 is: 27,726.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,216.18 : 45,273.09 = 18,504.93 : x
  2. Step 2: Convert to fraction form
    30,216.18/45,273.09 = 18,504.93/x
  3. Step 3: Cross multiply
    30,216.18x = 45,273.09 × 18,504.93
  4. Step 4: Simplify right side
    30,216.18x = 837,775,361.33
  5. Step 5: Solve for x
    x = 837,775,361.33/30,216.18
  6. Step 6: Final answer
    x = 27,726.05

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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.