Home / 25,284.90-34,893.27-13,954.20

Finding the Fourth Proportional to 25,284.90, 34,893.27 and 13,954.20

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Solution

The fourth proportional to 25,284.90, 34,893.27 and 13,954.20 is: 19,256.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,284.90 : 34,893.27 = 13,954.20 : x
  2. Step 2: Convert to fraction form
    25,284.90/34,893.27 = 13,954.20/x
  3. Step 3: Cross multiply
    25,284.90x = 34,893.27 × 13,954.20
  4. Step 4: Simplify right side
    25,284.90x = 486,907,668.23
  5. Step 5: Solve for x
    x = 486,907,668.23/25,284.90
  6. Step 6: Final answer
    x = 19,256.86

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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.