Home / 14,274.50-21,412.02-3,886.52

Finding the Fourth Proportional to 14,274.50, 21,412.02 and 3,886.52

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Solution

The fourth proportional to 14,274.50, 21,412.02 and 3,886.52 is: 5,829.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,274.50 : 21,412.02 = 3,886.52 : x
  2. Step 2: Convert to fraction form
    14,274.50/21,412.02 = 3,886.52/x
  3. Step 3: Cross multiply
    14,274.50x = 21,412.02 × 3,886.52
  4. Step 4: Simplify right side
    14,274.50x = 83,218,243.97
  5. Step 5: Solve for x
    x = 83,218,243.97/14,274.50
  6. Step 6: Final answer
    x = 5,829.85

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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.