Home / 28,944.08-39,944.51-16,197.15

Finding the Fourth Proportional to 28,944.08, 39,944.51 and 16,197.15

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Solution

The fourth proportional to 28,944.08, 39,944.51 and 16,197.15 is: 22,353.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,944.08 : 39,944.51 = 16,197.15 : x
  2. Step 2: Convert to fraction form
    28,944.08/39,944.51 = 16,197.15/x
  3. Step 3: Cross multiply
    28,944.08x = 39,944.51 × 16,197.15
  4. Step 4: Simplify right side
    28,944.08x = 646,987,220.15
  5. Step 5: Solve for x
    x = 646,987,220.15/28,944.08
  6. Step 6: Final answer
    x = 22,353.01

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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.