Home / 14,242.53-19,654.75-8,275.37

Finding the Fourth Proportional to 14,242.53, 19,654.75 and 8,275.37

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Solution

The fourth proportional to 14,242.53, 19,654.75 and 8,275.37 is: 11,420.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,242.53 : 19,654.75 = 8,275.37 : x
  2. Step 2: Convert to fraction form
    14,242.53/19,654.75 = 8,275.37/x
  3. Step 3: Cross multiply
    14,242.53x = 19,654.75 × 8,275.37
  4. Step 4: Simplify right side
    14,242.53x = 162,650,240.58
  5. Step 5: Solve for x
    x = 162,650,240.58/14,242.53
  6. Step 6: Final answer
    x = 11,420.04

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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.