Home / 16,970.49-25,445.50-7,608.81

Finding the Fourth Proportional to 16,970.49, 25,445.50 and 7,608.81

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Solution

The fourth proportional to 16,970.49, 25,445.50 and 7,608.81 is: 11,408.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,970.49 : 25,445.50 = 7,608.81 : x
  2. Step 2: Convert to fraction form
    16,970.49/25,445.50 = 7,608.81/x
  3. Step 3: Cross multiply
    16,970.49x = 25,445.50 × 7,608.81
  4. Step 4: Simplify right side
    16,970.49x = 193,609,974.86
  5. Step 5: Solve for x
    x = 193,609,974.86/16,970.49
  6. Step 6: Final answer
    x = 11,408.63

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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.