Home / 25,351.04-34,947.84-17,380.64

Finding the Fourth Proportional to 25,351.04, 34,947.84 and 17,380.64

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Solution

The fourth proportional to 25,351.04, 34,947.84 and 17,380.64 is: 23,960.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,351.04 : 34,947.84 = 17,380.64 : x
  2. Step 2: Convert to fraction form
    25,351.04/34,947.84 = 17,380.64/x
  3. Step 3: Cross multiply
    25,351.04x = 34,947.84 × 17,380.64
  4. Step 4: Simplify right side
    25,351.04x = 607,415,825.82
  5. Step 5: Solve for x
    x = 607,415,825.82/25,351.04
  6. Step 6: Final answer
    x = 23,960.19

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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.