Home / 15,692.78-23,539.30-5,832.05

Finding the Fourth Proportional to 15,692.78, 23,539.30 and 5,832.05

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Solution

The fourth proportional to 15,692.78, 23,539.30 and 5,832.05 is: 8,748.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,692.78 : 23,539.30 = 5,832.05 : x
  2. Step 2: Convert to fraction form
    15,692.78/23,539.30 = 5,832.05/x
  3. Step 3: Cross multiply
    15,692.78x = 23,539.30 × 5,832.05
  4. Step 4: Simplify right side
    15,692.78x = 137,282,374.57
  5. Step 5: Solve for x
    x = 137,282,374.57/15,692.78
  6. Step 6: Final answer
    x = 8,748.12

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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.