Home / 13,030.95-19,546.44-3,170.16

Finding the Fourth Proportional to 13,030.95, 19,546.44 and 3,170.16

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Solution

The fourth proportional to 13,030.95, 19,546.44 and 3,170.16 is: 4,755.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,030.95 : 19,546.44 = 3,170.16 : x
  2. Step 2: Convert to fraction form
    13,030.95/19,546.44 = 3,170.16/x
  3. Step 3: Cross multiply
    13,030.95x = 19,546.44 × 3,170.16
  4. Step 4: Simplify right side
    13,030.95x = 61,965,342.23
  5. Step 5: Solve for x
    x = 61,965,342.23/13,030.95
  6. Step 6: Final answer
    x = 4,755.24

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Double scale
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Similar ratio
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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.