Home / 40,957.72-61,433.20-11,376.25

Finding the Fourth Proportional to 40,957.72, 61,433.20 and 11,376.25

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Solution

The fourth proportional to 40,957.72, 61,433.20 and 11,376.25 is: 17,063.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,957.72 : 61,433.20 = 11,376.25 : x
  2. Step 2: Convert to fraction form
    40,957.72/61,433.20 = 11,376.25/x
  3. Step 3: Cross multiply
    40,957.72x = 61,433.20 × 11,376.25
  4. Step 4: Simplify right side
    40,957.72x = 698,879,441.50
  5. Step 5: Solve for x
    x = 698,879,441.50/40,957.72
  6. Step 6: Final answer
    x = 17,063.44

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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.