Home / 12,573.12-17,349.52-7,269.80

Finding the Fourth Proportional to 12,573.12, 17,349.52 and 7,269.80

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Solution

The fourth proportional to 12,573.12, 17,349.52 and 7,269.80 is: 10,031.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,573.12 : 17,349.52 = 7,269.80 : x
  2. Step 2: Convert to fraction form
    12,573.12/17,349.52 = 7,269.80/x
  3. Step 3: Cross multiply
    12,573.12x = 17,349.52 × 7,269.80
  4. Step 4: Simplify right side
    12,573.12x = 126,127,540.50
  5. Step 5: Solve for x
    x = 126,127,540.50/12,573.12
  6. Step 6: Final answer
    x = 10,031.52

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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.