Home / 23,815.55-32,866.95-13,745.84

Finding the Fourth Proportional to 23,815.55, 32,866.95 and 13,745.84

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Solution

The fourth proportional to 23,815.55, 32,866.95 and 13,745.84 is: 18,970.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,815.55 : 32,866.95 = 13,745.84 : x
  2. Step 2: Convert to fraction form
    23,815.55/32,866.95 = 13,745.84/x
  3. Step 3: Cross multiply
    23,815.55x = 32,866.95 × 13,745.84
  4. Step 4: Simplify right side
    23,815.55x = 451,783,671.65
  5. Step 5: Solve for x
    x = 451,783,671.65/23,815.55
  6. Step 6: Final answer
    x = 18,970.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.