Home / 28,895.53-43,355.82-10,188.93

Finding the Fourth Proportional to 28,895.53, 43,355.82 and 10,188.93

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Solution

The fourth proportional to 28,895.53, 43,355.82 and 10,188.93 is: 15,287.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,895.53 : 43,355.82 = 10,188.93 : x
  2. Step 2: Convert to fraction form
    28,895.53/43,355.82 = 10,188.93/x
  3. Step 3: Cross multiply
    28,895.53x = 43,355.82 × 10,188.93
  4. Step 4: Simplify right side
    28,895.53x = 441,749,415.07
  5. Step 5: Solve for x
    x = 441,749,415.07/28,895.53
  6. Step 6: Final answer
    x = 15,287.81

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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.