Home / 15,293.46-21,096.03-9,619.26

Finding the Fourth Proportional to 15,293.46, 21,096.03 and 9,619.26

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Solution

The fourth proportional to 15,293.46, 21,096.03 and 9,619.26 is: 13,268.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,293.46 : 21,096.03 = 9,619.26 : x
  2. Step 2: Convert to fraction form
    15,293.46/21,096.03 = 9,619.26/x
  3. Step 3: Cross multiply
    15,293.46x = 21,096.03 × 9,619.26
  4. Step 4: Simplify right side
    15,293.46x = 202,928,197.54
  5. Step 5: Solve for x
    x = 202,928,197.54/15,293.46
  6. Step 6: Final answer
    x = 13,268.95

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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.