Home / 12,074.70-16,670.88-9,841.94

Finding the Fourth Proportional to 12,074.70, 16,670.88 and 9,841.94

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Solution

The fourth proportional to 12,074.70, 16,670.88 and 9,841.94 is: 13,588.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,074.70 : 16,670.88 = 9,841.94 : x
  2. Step 2: Convert to fraction form
    12,074.70/16,670.88 = 9,841.94/x
  3. Step 3: Cross multiply
    12,074.70x = 16,670.88 × 9,841.94
  4. Step 4: Simplify right side
    12,074.70x = 164,073,800.71
  5. Step 5: Solve for x
    x = 164,073,800.71/12,074.70
  6. Step 6: Final answer
    x = 13,588.23

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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.