Home / 16,741.04-25,113.60-7,851.78

Finding the Fourth Proportional to 16,741.04, 25,113.60 and 7,851.78

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Solution

The fourth proportional to 16,741.04, 25,113.60 and 7,851.78 is: 11,778.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,741.04 : 25,113.60 = 7,851.78 : x
  2. Step 2: Convert to fraction form
    16,741.04/25,113.60 = 7,851.78/x
  3. Step 3: Cross multiply
    16,741.04x = 25,113.60 × 7,851.78
  4. Step 4: Simplify right side
    16,741.04x = 197,186,462.21
  5. Step 5: Solve for x
    x = 197,186,462.21/16,741.04
  6. Step 6: Final answer
    x = 11,778.63

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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.