Home / 28,840.56-39,800.28-16,094.94

Finding the Fourth Proportional to 28,840.56, 39,800.28 and 16,094.94

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Solution

The fourth proportional to 28,840.56, 39,800.28 and 16,094.94 is: 22,211.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,840.56 : 39,800.28 = 16,094.94 : x
  2. Step 2: Convert to fraction form
    28,840.56/39,800.28 = 16,094.94/x
  3. Step 3: Cross multiply
    28,840.56x = 39,800.28 × 16,094.94
  4. Step 4: Simplify right side
    28,840.56x = 640,583,118.58
  5. Step 5: Solve for x
    x = 640,583,118.58/28,840.56
  6. Step 6: Final answer
    x = 22,211.19

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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.