Home / 30,560.70-45,631.97-27,377.60

Finding the Fourth Proportional to 30,560.70, 45,631.97 and 27,377.60

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Solution

The fourth proportional to 30,560.70, 45,631.97 and 27,377.60 is: 40,879.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,560.70 : 45,631.97 = 27,377.60 : x
  2. Step 2: Convert to fraction form
    30,560.70/45,631.97 = 27,377.60/x
  3. Step 3: Cross multiply
    30,560.70x = 45,631.97 × 27,377.60
  4. Step 4: Simplify right side
    30,560.70x = 1,249,293,821.87
  5. Step 5: Solve for x
    x = 1,249,293,821.87/30,560.70
  6. Step 6: Final answer
    x = 40,879.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.