Home / 15,785.95-23,682.63-4,692.73

Finding the Fourth Proportional to 15,785.95, 23,682.63 and 4,692.73

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Solution

The fourth proportional to 15,785.95, 23,682.63 and 4,692.73 is: 7,040.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,785.95 : 23,682.63 = 4,692.73 : x
  2. Step 2: Convert to fraction form
    15,785.95/23,682.63 = 4,692.73/x
  3. Step 3: Cross multiply
    15,785.95x = 23,682.63 × 4,692.73
  4. Step 4: Simplify right side
    15,785.95x = 111,136,188.28
  5. Step 5: Solve for x
    x = 111,136,188.28/15,785.95
  6. Step 6: Final answer
    x = 7,040.20

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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.