Home / 28,966.26-43,448.75-7,905.93

Finding the Fourth Proportional to 28,966.26, 43,448.75 and 7,905.93

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Solution

The fourth proportional to 28,966.26, 43,448.75 and 7,905.93 is: 11,858.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,966.26 : 43,448.75 = 7,905.93 : x
  2. Step 2: Convert to fraction form
    28,966.26/43,448.75 = 7,905.93/x
  3. Step 3: Cross multiply
    28,966.26x = 43,448.75 × 7,905.93
  4. Step 4: Simplify right side
    28,966.26x = 343,502,776.09
  5. Step 5: Solve for x
    x = 343,502,776.09/28,966.26
  6. Step 6: Final answer
    x = 11,858.72

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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.