Home / 25,875.54-38,787.39-18,082.26

Finding the Fourth Proportional to 25,875.54, 38,787.39 and 18,082.26

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Solution

The fourth proportional to 25,875.54, 38,787.39 and 18,082.26 is: 27,105.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,875.54 : 38,787.39 = 18,082.26 : x
  2. Step 2: Convert to fraction form
    25,875.54/38,787.39 = 18,082.26/x
  3. Step 3: Cross multiply
    25,875.54x = 38,787.39 × 18,082.26
  4. Step 4: Simplify right side
    25,875.54x = 701,363,670.70
  5. Step 5: Solve for x
    x = 701,363,670.70/25,875.54
  6. Step 6: Final answer
    x = 27,105.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.