Home / 26,913.94-37,146.69-15,739.54

Finding the Fourth Proportional to 26,913.94, 37,146.69 and 15,739.54

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Solution

The fourth proportional to 26,913.94, 37,146.69 and 15,739.54 is: 21,723.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,913.94 : 37,146.69 = 15,739.54 : x
  2. Step 2: Convert to fraction form
    26,913.94/37,146.69 = 15,739.54/x
  3. Step 3: Cross multiply
    26,913.94x = 37,146.69 × 15,739.54
  4. Step 4: Simplify right side
    26,913.94x = 584,671,813.12
  5. Step 5: Solve for x
    x = 584,671,813.12/26,913.94
  6. Step 6: Final answer
    x = 21,723.75

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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.