Home / 12,924.36-17,836.26-7,258.81

Finding the Fourth Proportional to 12,924.36, 17,836.26 and 7,258.81

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Solution

The fourth proportional to 12,924.36, 17,836.26 and 7,258.81 is: 10,017.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,924.36 : 17,836.26 = 7,258.81 : x
  2. Step 2: Convert to fraction form
    12,924.36/17,836.26 = 7,258.81/x
  3. Step 3: Cross multiply
    12,924.36x = 17,836.26 × 7,258.81
  4. Step 4: Simplify right side
    12,924.36x = 129,469,986.16
  5. Step 5: Solve for x
    x = 129,469,986.16/12,924.36
  6. Step 6: Final answer
    x = 10,017.52

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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.