Home / 28,677.16-43,003.56-15,526

Finding the Fourth Proportional to 28,677.16, 43,003.56 and 15,526

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Solution

The fourth proportional to 28,677.16, 43,003.56 and 15,526 is: 23,282.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,677.16 : 43,003.56 = 15,526 : x
  2. Step 2: Convert to fraction form
    28,677.16/43,003.56 = 15,526/x
  3. Step 3: Cross multiply
    28,677.16x = 43,003.56 × 15,526
  4. Step 4: Simplify right side
    28,677.16x = 667,673,272.56
  5. Step 5: Solve for x
    x = 667,673,272.56/28,677.16
  6. Step 6: Final answer
    x = 23,282.41

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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.