Home / 28,175.04-42,274.44-14,148

Finding the Fourth Proportional to 28,175.04, 42,274.44 and 14,148

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Solution

The fourth proportional to 28,175.04, 42,274.44 and 14,148 is: 21,227.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,175.04 : 42,274.44 = 14,148 : x
  2. Step 2: Convert to fraction form
    28,175.04/42,274.44 = 14,148/x
  3. Step 3: Cross multiply
    28,175.04x = 42,274.44 × 14,148
  4. Step 4: Simplify right side
    28,175.04x = 598,098,777.12
  5. Step 5: Solve for x
    x = 598,098,777.12/28,175.04
  6. Step 6: Final answer
    x = 21,227.97

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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.