Home / 38,623.73-57,929.12-10,915.25

Finding the Fourth Proportional to 38,623.73, 57,929.12 and 10,915.25

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Solution

The fourth proportional to 38,623.73, 57,929.12 and 10,915.25 is: 16,371.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,623.73 : 57,929.12 = 10,915.25 : x
  2. Step 2: Convert to fraction form
    38,623.73/57,929.12 = 10,915.25/x
  3. Step 3: Cross multiply
    38,623.73x = 57,929.12 × 10,915.25
  4. Step 4: Simplify right side
    38,623.73x = 632,310,772.50
  5. Step 5: Solve for x
    x = 632,310,772.50/38,623.73
  6. Step 6: Final answer
    x = 16,371.04

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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.