Home / 28,923.75-43,369.02-11,384.01

Finding the Fourth Proportional to 28,923.75, 43,369.02 and 11,384.01

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Solution

The fourth proportional to 28,923.75, 43,369.02 and 11,384.01 is: 17,069.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,923.75 : 43,369.02 = 11,384.01 : x
  2. Step 2: Convert to fraction form
    28,923.75/43,369.02 = 11,384.01/x
  3. Step 3: Cross multiply
    28,923.75x = 43,369.02 × 11,384.01
  4. Step 4: Simplify right side
    28,923.75x = 493,713,357.37
  5. Step 5: Solve for x
    x = 493,713,357.37/28,923.75
  6. Step 6: Final answer
    x = 17,069.48

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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.