Home / 25,551.49-35,258.62-18,840.74

Finding the Fourth Proportional to 25,551.49, 35,258.62 and 18,840.74

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Solution

The fourth proportional to 25,551.49, 35,258.62 and 18,840.74 is: 25,998.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,551.49 : 35,258.62 = 18,840.74 : x
  2. Step 2: Convert to fraction form
    25,551.49/35,258.62 = 18,840.74/x
  3. Step 3: Cross multiply
    25,551.49x = 35,258.62 × 18,840.74
  4. Step 4: Simplify right side
    25,551.49x = 664,298,492.18
  5. Step 5: Solve for x
    x = 664,298,492.18/25,551.49
  6. Step 6: Final answer
    x = 25,998.42

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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.