Home / 15,852.31-23,778.50-4,758.95

Finding the Fourth Proportional to 15,852.31, 23,778.50 and 4,758.95

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Solution

The fourth proportional to 15,852.31, 23,778.50 and 4,758.95 is: 7,138.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,852.31 : 23,778.50 = 4,758.95 : x
  2. Step 2: Convert to fraction form
    15,852.31/23,778.50 = 4,758.95/x
  3. Step 3: Cross multiply
    15,852.31x = 23,778.50 × 4,758.95
  4. Step 4: Simplify right side
    15,852.31x = 113,160,728.23
  5. Step 5: Solve for x
    x = 113,160,728.23/15,852.31
  6. Step 6: Final answer
    x = 7,138.44

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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.