Home / 16,984.98-25,475.85-10,407.78

Finding the Fourth Proportional to 16,984.98, 25,475.85 and 10,407.78

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Solution

The fourth proportional to 16,984.98, 25,475.85 and 10,407.78 is: 15,610.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,984.98 : 25,475.85 = 10,407.78 : x
  2. Step 2: Convert to fraction form
    16,984.98/25,475.85 = 10,407.78/x
  3. Step 3: Cross multiply
    16,984.98x = 25,475.85 × 10,407.78
  4. Step 4: Simplify right side
    16,984.98x = 265,147,042.11
  5. Step 5: Solve for x
    x = 265,147,042.11/16,984.98
  6. Step 6: Final answer
    x = 15,610.68

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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.