Home / 25,272.35-34,875.87-13,942.58

Finding the Fourth Proportional to 25,272.35, 34,875.87 and 13,942.58

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Solution

The fourth proportional to 25,272.35, 34,875.87 and 13,942.58 is: 19,240.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,272.35 : 34,875.87 = 13,942.58 : x
  2. Step 2: Convert to fraction form
    25,272.35/34,875.87 = 13,942.58/x
  3. Step 3: Cross multiply
    25,272.35x = 34,875.87 × 13,942.58
  4. Step 4: Simplify right side
    25,272.35x = 486,259,577.06
  5. Step 5: Solve for x
    x = 486,259,577.06/25,272.35
  6. Step 6: Final answer
    x = 19,240.77

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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.