Home / 17,591.04-26,386.56-5,111.84

Finding the Fourth Proportional to 17,591.04, 26,386.56 and 5,111.84

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Solution

The fourth proportional to 17,591.04, 26,386.56 and 5,111.84 is: 7,667.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,591.04 : 26,386.56 = 5,111.84 : x
  2. Step 2: Convert to fraction form
    17,591.04/26,386.56 = 5,111.84/x
  3. Step 3: Cross multiply
    17,591.04x = 26,386.56 × 5,111.84
  4. Step 4: Simplify right side
    17,591.04x = 134,883,872.87
  5. Step 5: Solve for x
    x = 134,883,872.87/17,591.04
  6. Step 6: Final answer
    x = 7,667.76

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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.