Home / 26,577.75-39,866.63-10,995.78

Finding the Fourth Proportional to 26,577.75, 39,866.63 and 10,995.78

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Solution

The fourth proportional to 26,577.75, 39,866.63 and 10,995.78 is: 16,493.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,577.75 : 39,866.63 = 10,995.78 : x
  2. Step 2: Convert to fraction form
    26,577.75/39,866.63 = 10,995.78/x
  3. Step 3: Cross multiply
    26,577.75x = 39,866.63 × 10,995.78
  4. Step 4: Simplify right side
    26,577.75x = 438,364,637.84
  5. Step 5: Solve for x
    x = 438,364,637.84/26,577.75
  6. Step 6: Final answer
    x = 16,493.67

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Half scale
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Double scale
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Similar ratio
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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.