Home / 28,252.44-38,956.46-23,131.98

Finding the Fourth Proportional to 28,252.44, 38,956.46 and 23,131.98

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Solution

The fourth proportional to 28,252.44, 38,956.46 and 23,131.98 is: 31,896.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,252.44 : 38,956.46 = 23,131.98 : x
  2. Step 2: Convert to fraction form
    28,252.44/38,956.46 = 23,131.98/x
  3. Step 3: Cross multiply
    28,252.44x = 38,956.46 × 23,131.98
  4. Step 4: Simplify right side
    28,252.44x = 901,140,053.59
  5. Step 5: Solve for x
    x = 901,140,053.59/28,252.44
  6. Step 6: Final answer
    x = 31,896.01

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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.