Home / 26,840.72-40,261.08-10,196.81

Finding the Fourth Proportional to 26,840.72, 40,261.08 and 10,196.81

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Solution

The fourth proportional to 26,840.72, 40,261.08 and 10,196.81 is: 15,295.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,840.72 : 40,261.08 = 10,196.81 : x
  2. Step 2: Convert to fraction form
    26,840.72/40,261.08 = 10,196.81/x
  3. Step 3: Cross multiply
    26,840.72x = 40,261.08 × 10,196.81
  4. Step 4: Simplify right side
    26,840.72x = 410,534,381.85
  5. Step 5: Solve for x
    x = 410,534,381.85/26,840.72
  6. Step 6: Final answer
    x = 15,295.21

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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.