Home / 25,284.60-34,893.12-13,954.63

Finding the Fourth Proportional to 25,284.60, 34,893.12 and 13,954.63

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Solution

The fourth proportional to 25,284.60, 34,893.12 and 13,954.63 is: 19,257.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,284.60 : 34,893.12 = 13,954.63 : x
  2. Step 2: Convert to fraction form
    25,284.60/34,893.12 = 13,954.63/x
  3. Step 3: Cross multiply
    25,284.60x = 34,893.12 × 13,954.63
  4. Step 4: Simplify right side
    25,284.60x = 486,920,491.91
  5. Step 5: Solve for x
    x = 486,920,491.91/25,284.60
  6. Step 6: Final answer
    x = 19,257.59

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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.