Home / 28,958.16-43,409.49-9,223.94

Finding the Fourth Proportional to 28,958.16, 43,409.49 and 9,223.94

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Solution

The fourth proportional to 28,958.16, 43,409.49 and 9,223.94 is: 13,827.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,958.16 : 43,409.49 = 9,223.94 : x
  2. Step 2: Convert to fraction form
    28,958.16/43,409.49 = 9,223.94/x
  3. Step 3: Cross multiply
    28,958.16x = 43,409.49 × 9,223.94
  4. Step 4: Simplify right side
    28,958.16x = 400,406,314.14
  5. Step 5: Solve for x
    x = 400,406,314.14/28,958.16
  6. Step 6: Final answer
    x = 13,827.06

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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.