Home / 52,238.00-78,356.84-18,958.02

Finding the Fourth Proportional to 52,238.00, 78,356.84 and 18,958.02

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Solution

The fourth proportional to 52,238.00, 78,356.84 and 18,958.02 is: 28,436.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,238.00 : 78,356.84 = 18,958.02 : x
  2. Step 2: Convert to fraction form
    52,238.00/78,356.84 = 18,958.02/x
  3. Step 3: Cross multiply
    52,238.00x = 78,356.84 × 18,958.02
  4. Step 4: Simplify right side
    52,238.00x = 1,485,490,445.07
  5. Step 5: Solve for x
    x = 1,485,490,445.07/52,238.00
  6. Step 6: Final answer
    x = 28,436.97

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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.