Home / 13,034.10-19,546.28-5,240.28

Finding the Fourth Proportional to 13,034.10, 19,546.28 and 5,240.28

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Solution

The fourth proportional to 13,034.10, 19,546.28 and 5,240.28 is: 7,858.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,034.10 : 19,546.28 = 5,240.28 : x
  2. Step 2: Convert to fraction form
    13,034.10/19,546.28 = 5,240.28/x
  3. Step 3: Cross multiply
    13,034.10x = 19,546.28 × 5,240.28
  4. Step 4: Simplify right side
    13,034.10x = 102,427,980.16
  5. Step 5: Solve for x
    x = 102,427,980.16/13,034.10
  6. Step 6: Final answer
    x = 7,858.46

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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.