Home / 26,850.19-37,050.55-15,678.67

Finding the Fourth Proportional to 26,850.19, 37,050.55 and 15,678.67

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Solution

The fourth proportional to 26,850.19, 37,050.55 and 15,678.67 is: 21,634.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,850.19 : 37,050.55 = 15,678.67 : x
  2. Step 2: Convert to fraction form
    26,850.19/37,050.55 = 15,678.67/x
  3. Step 3: Cross multiply
    26,850.19x = 37,050.55 × 15,678.67
  4. Step 4: Simplify right side
    26,850.19x = 580,903,346.77
  5. Step 5: Solve for x
    x = 580,903,346.77/26,850.19
  6. Step 6: Final answer
    x = 21,634.98

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Half scale
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Double scale
Find fourth proportional to 26,851.19, 37,051.93 and 15,679.67
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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.