Home / 26,667.36-40,007.52-7,946.64

Finding the Fourth Proportional to 26,667.36, 40,007.52 and 7,946.64

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Solution

The fourth proportional to 26,667.36, 40,007.52 and 7,946.64 is: 11,921.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,667.36 : 40,007.52 = 7,946.64 : x
  2. Step 2: Convert to fraction form
    26,667.36/40,007.52 = 7,946.64/x
  3. Step 3: Cross multiply
    26,667.36x = 40,007.52 × 7,946.64
  4. Step 4: Simplify right side
    26,667.36x = 317,925,358.73
  5. Step 5: Solve for x
    x = 317,925,358.73/26,667.36
  6. Step 6: Final answer
    x = 11,921.89

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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.