Home / 27,965.04-41,947.50-19,173.28

Finding the Fourth Proportional to 27,965.04, 41,947.50 and 19,173.28

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Solution

The fourth proportional to 27,965.04, 41,947.50 and 19,173.28 is: 28,759.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,965.04 : 41,947.50 = 19,173.28 : x
  2. Step 2: Convert to fraction form
    27,965.04/41,947.50 = 19,173.28/x
  3. Step 3: Cross multiply
    27,965.04x = 41,947.50 × 19,173.28
  4. Step 4: Simplify right side
    27,965.04x = 804,271,162.80
  5. Step 5: Solve for x
    x = 804,271,162.80/27,965.04
  6. Step 6: Final answer
    x = 28,759.88

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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.