Home / 12,563.86-17,337.45-6,974.50

Finding the Fourth Proportional to 12,563.86, 17,337.45 and 6,974.50

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Solution

The fourth proportional to 12,563.86, 17,337.45 and 6,974.50 is: 9,624.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,563.86 : 17,337.45 = 6,974.50 : x
  2. Step 2: Convert to fraction form
    12,563.86/17,337.45 = 6,974.50/x
  3. Step 3: Cross multiply
    12,563.86x = 17,337.45 × 6,974.50
  4. Step 4: Simplify right side
    12,563.86x = 120,920,045.03
  5. Step 5: Solve for x
    x = 120,920,045.03/12,563.86
  6. Step 6: Final answer
    x = 9,624.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.