Home / 26,465.63-39,692.50-7,740.79

Finding the Fourth Proportional to 26,465.63, 39,692.50 and 7,740.79

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Solution

The fourth proportional to 26,465.63, 39,692.50 and 7,740.79 is: 11,609.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,465.63 : 39,692.50 = 7,740.79 : x
  2. Step 2: Convert to fraction form
    26,465.63/39,692.50 = 7,740.79/x
  3. Step 3: Cross multiply
    26,465.63x = 39,692.50 × 7,740.79
  4. Step 4: Simplify right side
    26,465.63x = 307,251,188.49
  5. Step 5: Solve for x
    x = 307,251,188.49/26,465.63
  6. Step 6: Final answer
    x = 11,609.44

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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.