Home / 26,850.85-40,273.11-7,130.93

Finding the Fourth Proportional to 26,850.85, 40,273.11 and 7,130.93

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Solution

The fourth proportional to 26,850.85, 40,273.11 and 7,130.93 is: 10,695.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,850.85 : 40,273.11 = 7,130.93 : x
  2. Step 2: Convert to fraction form
    26,850.85/40,273.11 = 7,130.93/x
  3. Step 3: Cross multiply
    26,850.85x = 40,273.11 × 7,130.93
  4. Step 4: Simplify right side
    26,850.85x = 287,184,526.93
  5. Step 5: Solve for x
    x = 287,184,526.93/26,850.85
  6. Step 6: Final answer
    x = 10,695.55

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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.