Home / 28,952.95-43,428.97-9,231.37

Finding the Fourth Proportional to 28,952.95, 43,428.97 and 9,231.37

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Solution

The fourth proportional to 28,952.95, 43,428.97 and 9,231.37 is: 13,846.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,952.95 : 43,428.97 = 9,231.37 : x
  2. Step 2: Convert to fraction form
    28,952.95/43,428.97 = 9,231.37/x
  3. Step 3: Cross multiply
    28,952.95x = 43,428.97 × 9,231.37
  4. Step 4: Simplify right side
    28,952.95x = 400,908,953.20
  5. Step 5: Solve for x
    x = 400,908,953.20/28,952.95
  6. Step 6: Final answer
    x = 13,846.91

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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.