Home / 45,533.75-68,284.22-19,240.55

Finding the Fourth Proportional to 45,533.75, 68,284.22 and 19,240.55

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Solution

The fourth proportional to 45,533.75, 68,284.22 and 19,240.55 is: 28,853.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,533.75 : 68,284.22 = 19,240.55 : x
  2. Step 2: Convert to fraction form
    45,533.75/68,284.22 = 19,240.55/x
  3. Step 3: Cross multiply
    45,533.75x = 68,284.22 × 19,240.55
  4. Step 4: Simplify right side
    45,533.75x = 1,313,825,655.80
  5. Step 5: Solve for x
    x = 1,313,825,655.80/45,533.75
  6. Step 6: Final answer
    x = 28,853.88

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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.