Home / 28,964.20-43,511.10-27,783.40

Finding the Fourth Proportional to 28,964.20, 43,511.10 and 27,783.40

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Solution

The fourth proportional to 28,964.20, 43,511.10 and 27,783.40 is: 41,737.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,964.20 : 43,511.10 = 27,783.40 : x
  2. Step 2: Convert to fraction form
    28,964.20/43,511.10 = 27,783.40/x
  3. Step 3: Cross multiply
    28,964.20x = 43,511.10 × 27,783.40
  4. Step 4: Simplify right side
    28,964.20x = 1,208,886,295.74
  5. Step 5: Solve for x
    x = 1,208,886,295.74/28,964.20
  6. Step 6: Final answer
    x = 41,737.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.