Home / 13,973.48-19,283.76-7,600.43

Finding the Fourth Proportional to 13,973.48, 19,283.76 and 7,600.43

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Solution

The fourth proportional to 13,973.48, 19,283.76 and 7,600.43 is: 10,488.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,973.48 : 19,283.76 = 7,600.43 : x
  2. Step 2: Convert to fraction form
    13,973.48/19,283.76 = 7,600.43/x
  3. Step 3: Cross multiply
    13,973.48x = 19,283.76 × 7,600.43
  4. Step 4: Simplify right side
    13,973.48x = 146,564,905.54
  5. Step 5: Solve for x
    x = 146,564,905.54/13,973.48
  6. Step 6: Final answer
    x = 10,488.79

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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.