Home / 69,511.86-104,267.79-25,128.23

Finding the Fourth Proportional to 69,511.86, 104,267.79 and 25,128.23

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Solution

The fourth proportional to 69,511.86, 104,267.79 and 25,128.23 is: 37,692.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,511.86 : 104,267.79 = 25,128.23 : x
  2. Step 2: Convert to fraction form
    69,511.86/104,267.79 = 25,128.23/x
  3. Step 3: Cross multiply
    69,511.86x = 104,267.79 × 25,128.23
  4. Step 4: Simplify right side
    69,511.86x = 2,620,064,487.37
  5. Step 5: Solve for x
    x = 2,620,064,487.37/69,511.86
  6. Step 6: Final answer
    x = 37,692.34

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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.