Home / 26,627.36-39,934.12-7,903

Finding the Fourth Proportional to 26,627.36, 39,934.12 and 7,903

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Solution

The fourth proportional to 26,627.36, 39,934.12 and 7,903 is: 11,852.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,627.36 : 39,934.12 = 7,903 : x
  2. Step 2: Convert to fraction form
    26,627.36/39,934.12 = 7,903/x
  3. Step 3: Cross multiply
    26,627.36x = 39,934.12 × 7,903
  4. Step 4: Simplify right side
    26,627.36x = 315,599,350.36
  5. Step 5: Solve for x
    x = 315,599,350.36/26,627.36
  6. Step 6: Final answer
    x = 11,852.45

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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.