Home / 30,963.24-46,444.62-18,400.07

Finding the Fourth Proportional to 30,963.24, 46,444.62 and 18,400.07

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Solution

The fourth proportional to 30,963.24, 46,444.62 and 18,400.07 is: 27,599.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,963.24 : 46,444.62 = 18,400.07 : x
  2. Step 2: Convert to fraction form
    30,963.24/46,444.62 = 18,400.07/x
  3. Step 3: Cross multiply
    30,963.24x = 46,444.62 × 18,400.07
  4. Step 4: Simplify right side
    30,963.24x = 854,584,015.96
  5. Step 5: Solve for x
    x = 854,584,015.96/30,963.24
  6. Step 6: Final answer
    x = 27,599.95

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1.5x scale

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.