Home / 25,792.90-38,776.83-20,594.32

Finding the Fourth Proportional to 25,792.90, 38,776.83 and 20,594.32

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Solution

The fourth proportional to 25,792.90, 38,776.83 and 20,594.32 is: 30,961.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,792.90 : 38,776.83 = 20,594.32 : x
  2. Step 2: Convert to fraction form
    25,792.90/38,776.83 = 20,594.32/x
  3. Step 3: Cross multiply
    25,792.90x = 38,776.83 × 20,594.32
  4. Step 4: Simplify right side
    25,792.90x = 798,582,445.61
  5. Step 5: Solve for x
    x = 798,582,445.61/25,792.90
  6. Step 6: Final answer
    x = 30,961.33

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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.