Home / 23,923.49-33,051.87-18,278

Finding the Fourth Proportional to 23,923.49, 33,051.87 and 18,278

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Solution

The fourth proportional to 23,923.49, 33,051.87 and 18,278 is: 25,252.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,923.49 : 33,051.87 = 18,278 : x
  2. Step 2: Convert to fraction form
    23,923.49/33,051.87 = 18,278/x
  3. Step 3: Cross multiply
    23,923.49x = 33,051.87 × 18,278
  4. Step 4: Simplify right side
    23,923.49x = 604,122,079.86
  5. Step 5: Solve for x
    x = 604,122,079.86/23,923.49
  6. Step 6: Final answer
    x = 25,252.26

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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.