Home / 28,616.44-39,490.74-16,041.16

Finding the Fourth Proportional to 28,616.44, 39,490.74 and 16,041.16

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Solution

The fourth proportional to 28,616.44, 39,490.74 and 16,041.16 is: 22,136.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,616.44 : 39,490.74 = 16,041.16 : x
  2. Step 2: Convert to fraction form
    28,616.44/39,490.74 = 16,041.16/x
  3. Step 3: Cross multiply
    28,616.44x = 39,490.74 × 16,041.16
  4. Step 4: Simplify right side
    28,616.44x = 633,477,278.86
  5. Step 5: Solve for x
    x = 633,477,278.86/28,616.44
  6. Step 6: Final answer
    x = 22,136.83

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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.