Home / 28,507.94-42,553.16-25,141.26

Finding the Fourth Proportional to 28,507.94, 42,553.16 and 25,141.26

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Solution

The fourth proportional to 28,507.94, 42,553.16 and 25,141.26 is: 37,527.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,507.94 : 42,553.16 = 25,141.26 : x
  2. Step 2: Convert to fraction form
    28,507.94/42,553.16 = 25,141.26/x
  3. Step 3: Cross multiply
    28,507.94x = 42,553.16 × 25,141.26
  4. Step 4: Simplify right side
    28,507.94x = 1,069,839,720.91
  5. Step 5: Solve for x
    x = 1,069,839,720.91/28,507.94
  6. Step 6: Final answer
    x = 37,527.78

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.