Home / 12,258.14-18,383.54-4,465.13

Finding the Fourth Proportional to 12,258.14, 18,383.54 and 4,465.13

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Solution

The fourth proportional to 12,258.14, 18,383.54 and 4,465.13 is: 6,696.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,258.14 : 18,383.54 = 4,465.13 : x
  2. Step 2: Convert to fraction form
    12,258.14/18,383.54 = 4,465.13/x
  3. Step 3: Cross multiply
    12,258.14x = 18,383.54 × 4,465.13
  4. Step 4: Simplify right side
    12,258.14x = 82,084,781.72
  5. Step 5: Solve for x
    x = 82,084,781.72/12,258.14
  6. Step 6: Final answer
    x = 6,696.35

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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.