Home / 45,348.12-67,928.61-26,571.21

Finding the Fourth Proportional to 45,348.12, 67,928.61 and 26,571.21

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Solution

The fourth proportional to 45,348.12, 67,928.61 and 26,571.21 is: 39,801.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,348.12 : 67,928.61 = 26,571.21 : x
  2. Step 2: Convert to fraction form
    45,348.12/67,928.61 = 26,571.21/x
  3. Step 3: Cross multiply
    45,348.12x = 67,928.61 × 26,571.21
  4. Step 4: Simplify right side
    45,348.12x = 1,804,945,206.23
  5. Step 5: Solve for x
    x = 1,804,945,206.23/45,348.12
  6. Step 6: Final answer
    x = 39,801.99

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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.