Home / 25,415.31-35,072.66-14,084.37

Finding the Fourth Proportional to 25,415.31, 35,072.66 and 14,084.37

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Solution

The fourth proportional to 25,415.31, 35,072.66 and 14,084.37 is: 19,436.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,415.31 : 35,072.66 = 14,084.37 : x
  2. Step 2: Convert to fraction form
    25,415.31/35,072.66 = 14,084.37/x
  3. Step 3: Cross multiply
    25,415.31x = 35,072.66 × 14,084.37
  4. Step 4: Simplify right side
    25,415.31x = 493,976,320.32
  5. Step 5: Solve for x
    x = 493,976,320.32/25,415.31
  6. Step 6: Final answer
    x = 19,436.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.