Home / 26,623.62-39,931.97-7,903.28

Finding the Fourth Proportional to 26,623.62, 39,931.97 and 7,903.28

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Solution

The fourth proportional to 26,623.62, 39,931.97 and 7,903.28 is: 11,853.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,623.62 : 39,931.97 = 7,903.28 : x
  2. Step 2: Convert to fraction form
    26,623.62/39,931.97 = 7,903.28/x
  3. Step 3: Cross multiply
    26,623.62x = 39,931.97 × 7,903.28
  4. Step 4: Simplify right side
    26,623.62x = 315,593,539.86
  5. Step 5: Solve for x
    x = 315,593,539.86/26,623.62
  6. Step 6: Final answer
    x = 11,853.89

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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.