Home / 38,994.70-58,496.91-12,692.38

Finding the Fourth Proportional to 38,994.70, 58,496.91 and 12,692.38

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Solution

The fourth proportional to 38,994.70, 58,496.91 and 12,692.38 is: 19,040.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,994.70 : 58,496.91 = 12,692.38 : x
  2. Step 2: Convert to fraction form
    38,994.70/58,496.91 = 12,692.38/x
  3. Step 3: Cross multiply
    38,994.70x = 58,496.91 × 12,692.38
  4. Step 4: Simplify right side
    38,994.70x = 742,464,816.71
  5. Step 5: Solve for x
    x = 742,464,816.71/38,994.70
  6. Step 6: Final answer
    x = 19,040.15

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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.