Home / 28,811.23-39,759.92-16,064.03

Finding the Fourth Proportional to 28,811.23, 39,759.92 and 16,064.03

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Solution

The fourth proportional to 28,811.23, 39,759.92 and 16,064.03 is: 22,168.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,811.23 : 39,759.92 = 16,064.03 : x
  2. Step 2: Convert to fraction form
    28,811.23/39,759.92 = 16,064.03/x
  3. Step 3: Cross multiply
    28,811.23x = 39,759.92 × 16,064.03
  4. Step 4: Simplify right side
    28,811.23x = 638,704,627.00
  5. Step 5: Solve for x
    x = 638,704,627.00/28,811.23
  6. Step 6: Final answer
    x = 22,168.60

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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.