Home / 25,792.45-38,638.86-19,026.11

Finding the Fourth Proportional to 25,792.45, 38,638.86 and 19,026.11

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Solution

The fourth proportional to 25,792.45, 38,638.86 and 19,026.11 is: 28,502.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,792.45 : 38,638.86 = 19,026.11 : x
  2. Step 2: Convert to fraction form
    25,792.45/38,638.86 = 19,026.11/x
  3. Step 3: Cross multiply
    25,792.45x = 38,638.86 × 19,026.11
  4. Step 4: Simplify right side
    25,792.45x = 735,147,297.23
  5. Step 5: Solve for x
    x = 735,147,297.23/25,792.45
  6. Step 6: Final answer
    x = 28,502.42

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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.