Home / 19,464.05-28,989.44-18,250.26

Finding the Fourth Proportional to 19,464.05, 28,989.44 and 18,250.26

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Solution

The fourth proportional to 19,464.05, 28,989.44 and 18,250.26 is: 27,181.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,464.05 : 28,989.44 = 18,250.26 : x
  2. Step 2: Convert to fraction form
    19,464.05/28,989.44 = 18,250.26/x
  3. Step 3: Cross multiply
    19,464.05x = 28,989.44 × 18,250.26
  4. Step 4: Simplify right side
    19,464.05x = 529,064,726.00
  5. Step 5: Solve for x
    x = 529,064,726.00/19,464.05
  6. Step 6: Final answer
    x = 27,181.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.