Home / 26,941.72-40,415.37-10,315.75

Finding the Fourth Proportional to 26,941.72, 40,415.37 and 10,315.75

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Solution

The fourth proportional to 26,941.72, 40,415.37 and 10,315.75 is: 15,474.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,941.72 : 40,415.37 = 10,315.75 : x
  2. Step 2: Convert to fraction form
    26,941.72/40,415.37 = 10,315.75/x
  3. Step 3: Cross multiply
    26,941.72x = 40,415.37 × 10,315.75
  4. Step 4: Simplify right side
    26,941.72x = 416,914,853.08
  5. Step 5: Solve for x
    x = 416,914,853.08/26,941.72
  6. Step 6: Final answer
    x = 15,474.69

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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.