Home / 26,945.08-40,391.70-13,803.64

Finding the Fourth Proportional to 26,945.08, 40,391.70 and 13,803.64

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Solution

The fourth proportional to 26,945.08, 40,391.70 and 13,803.64 is: 20,692.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,945.08 : 40,391.70 = 13,803.64 : x
  2. Step 2: Convert to fraction form
    26,945.08/40,391.70 = 13,803.64/x
  3. Step 3: Cross multiply
    26,945.08x = 40,391.70 × 13,803.64
  4. Step 4: Simplify right side
    26,945.08x = 557,552,485.79
  5. Step 5: Solve for x
    x = 557,552,485.79/26,945.08
  6. Step 6: Final answer
    x = 20,692.18

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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.