Home / 17,747.10-24,494.40-12,984.30

Finding the Fourth Proportional to 17,747.10, 24,494.40 and 12,984.30

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Solution

The fourth proportional to 17,747.10, 24,494.40 and 12,984.30 is: 17,920.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,747.10 : 24,494.40 = 12,984.30 : x
  2. Step 2: Convert to fraction form
    17,747.10/24,494.40 = 12,984.30/x
  3. Step 3: Cross multiply
    17,747.10x = 24,494.40 × 12,984.30
  4. Step 4: Simplify right side
    17,747.10x = 318,042,637.92
  5. Step 5: Solve for x
    x = 318,042,637.92/17,747.10
  6. Step 6: Final answer
    x = 17,920.82

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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.