Home / 12,347.56-17,037.30-7,310.44

Finding the Fourth Proportional to 12,347.56, 17,037.30 and 7,310.44

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Solution

The fourth proportional to 12,347.56, 17,037.30 and 7,310.44 is: 10,087.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,347.56 : 17,037.30 = 7,310.44 : x
  2. Step 2: Convert to fraction form
    12,347.56/17,037.30 = 7,310.44/x
  3. Step 3: Cross multiply
    12,347.56x = 17,037.30 × 7,310.44
  4. Step 4: Simplify right side
    12,347.56x = 124,550,159.41
  5. Step 5: Solve for x
    x = 124,550,159.41/12,347.56
  6. Step 6: Final answer
    x = 10,087.03

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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.