Home / 27,320.60-40,990.74-10,692.56

Finding the Fourth Proportional to 27,320.60, 40,990.74 and 10,692.56

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Solution

The fourth proportional to 27,320.60, 40,990.74 and 10,692.56 is: 16,042.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,320.60 : 40,990.74 = 10,692.56 : x
  2. Step 2: Convert to fraction form
    27,320.60/40,990.74 = 10,692.56/x
  3. Step 3: Cross multiply
    27,320.60x = 40,990.74 × 10,692.56
  4. Step 4: Simplify right side
    27,320.60x = 438,295,946.89
  5. Step 5: Solve for x
    x = 438,295,946.89/27,320.60
  6. Step 6: Final answer
    x = 16,042.69

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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.