Home / 45,907.56-63,342.81-30,015.36

Finding the Fourth Proportional to 45,907.56, 63,342.81 and 30,015.36

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Solution

The fourth proportional to 45,907.56, 63,342.81 and 30,015.36 is: 41,414.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,907.56 : 63,342.81 = 30,015.36 : x
  2. Step 2: Convert to fraction form
    45,907.56/63,342.81 = 30,015.36/x
  3. Step 3: Cross multiply
    45,907.56x = 63,342.81 × 30,015.36
  4. Step 4: Simplify right side
    45,907.56x = 1,901,257,245.56
  5. Step 5: Solve for x
    x = 1,901,257,245.56/45,907.56
  6. Step 6: Final answer
    x = 41,414.91

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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.