Home / 16,851.68-25,262.76-6,984.80

Finding the Fourth Proportional to 16,851.68, 25,262.76 and 6,984.80

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Solution

The fourth proportional to 16,851.68, 25,262.76 and 6,984.80 is: 10,471.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,851.68 : 25,262.76 = 6,984.80 : x
  2. Step 2: Convert to fraction form
    16,851.68/25,262.76 = 6,984.80/x
  3. Step 3: Cross multiply
    16,851.68x = 25,262.76 × 6,984.80
  4. Step 4: Simplify right side
    16,851.68x = 176,455,326.05
  5. Step 5: Solve for x
    x = 176,455,326.05/16,851.68
  6. Step 6: Final answer
    x = 10,471.08

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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.