Home / 25,160.63-34,721.73-13,982.63

Finding the Fourth Proportional to 25,160.63, 34,721.73 and 13,982.63

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Solution

The fourth proportional to 25,160.63, 34,721.73 and 13,982.63 is: 19,296.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,160.63 : 34,721.73 = 13,982.63 : x
  2. Step 2: Convert to fraction form
    25,160.63/34,721.73 = 13,982.63/x
  3. Step 3: Cross multiply
    25,160.63x = 34,721.73 × 13,982.63
  4. Step 4: Simplify right side
    25,160.63x = 485,500,929.94
  5. Step 5: Solve for x
    x = 485,500,929.94/25,160.63
  6. Step 6: Final answer
    x = 19,296.06

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1.5x scale

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.