Home / 36,428.51-54,557.72-28,041.98

Finding the Fourth Proportional to 36,428.51, 54,557.72 and 28,041.98

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Solution

The fourth proportional to 36,428.51, 54,557.72 and 28,041.98 is: 41,997.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,428.51 : 54,557.72 = 28,041.98 : x
  2. Step 2: Convert to fraction form
    36,428.51/54,557.72 = 28,041.98/x
  3. Step 3: Cross multiply
    36,428.51x = 54,557.72 × 28,041.98
  4. Step 4: Simplify right side
    36,428.51x = 1,529,906,352.88
  5. Step 5: Solve for x
    x = 1,529,906,352.88/36,428.51
  6. Step 6: Final answer
    x = 41,997.50

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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.