Home / 14,283.20-21,421.31-5,963.29

Finding the Fourth Proportional to 14,283.20, 21,421.31 and 5,963.29

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Solution

The fourth proportional to 14,283.20, 21,421.31 and 5,963.29 is: 8,943.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,283.20 : 21,421.31 = 5,963.29 : x
  2. Step 2: Convert to fraction form
    14,283.20/21,421.31 = 5,963.29/x
  3. Step 3: Cross multiply
    14,283.20x = 21,421.31 × 5,963.29
  4. Step 4: Simplify right side
    14,283.20x = 127,741,346.79
  5. Step 5: Solve for x
    x = 127,741,346.79/14,283.20
  6. Step 6: Final answer
    x = 8,943.47

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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.