Home / 15,852.28-23,778.39-4,758.95

Finding the Fourth Proportional to 15,852.28, 23,778.39 and 4,758.95

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Solution

The fourth proportional to 15,852.28, 23,778.39 and 4,758.95 is: 7,138.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,852.28 : 23,778.39 = 4,758.95 : x
  2. Step 2: Convert to fraction form
    15,852.28/23,778.39 = 4,758.95/x
  3. Step 3: Cross multiply
    15,852.28x = 23,778.39 × 4,758.95
  4. Step 4: Simplify right side
    15,852.28x = 113,160,169.09
  5. Step 5: Solve for x
    x = 113,160,169.09/15,852.28
  6. Step 6: Final answer
    x = 7,138.42

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1.5x scale

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.