Home / 44,289.58-66,415.12-12,692.68

Finding the Fourth Proportional to 44,289.58, 66,415.12 and 12,692.68

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Solution

The fourth proportional to 44,289.58, 66,415.12 and 12,692.68 is: 19,033.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,289.58 : 66,415.12 = 12,692.68 : x
  2. Step 2: Convert to fraction form
    44,289.58/66,415.12 = 12,692.68/x
  3. Step 3: Cross multiply
    44,289.58x = 66,415.12 × 12,692.68
  4. Step 4: Simplify right side
    44,289.58x = 842,985,865.32
  5. Step 5: Solve for x
    x = 842,985,865.32/44,289.58
  6. Step 6: Final answer
    x = 19,033.50

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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.