Home / 17,115.40-23,619.06-10,040.46

Finding the Fourth Proportional to 17,115.40, 23,619.06 and 10,040.46

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Solution

The fourth proportional to 17,115.40, 23,619.06 and 10,040.46 is: 13,855.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,115.40 : 23,619.06 = 10,040.46 : x
  2. Step 2: Convert to fraction form
    17,115.40/23,619.06 = 10,040.46/x
  3. Step 3: Cross multiply
    17,115.40x = 23,619.06 × 10,040.46
  4. Step 4: Simplify right side
    17,115.40x = 237,146,227.17
  5. Step 5: Solve for x
    x = 237,146,227.17/17,115.40
  6. Step 6: Final answer
    x = 13,855.72

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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.