Home / 17,405.75-26,113.08-5,719.07

Finding the Fourth Proportional to 17,405.75, 26,113.08 and 5,719.07

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Solution

The fourth proportional to 17,405.75, 26,113.08 and 5,719.07 is: 8,580.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,405.75 : 26,113.08 = 5,719.07 : x
  2. Step 2: Convert to fraction form
    17,405.75/26,113.08 = 5,719.07/x
  3. Step 3: Cross multiply
    17,405.75x = 26,113.08 × 5,719.07
  4. Step 4: Simplify right side
    17,405.75x = 149,342,532.44
  5. Step 5: Solve for x
    x = 149,342,532.44/17,405.75
  6. Step 6: Final answer
    x = 8,580.07

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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.