Home / 26,173.36-39,264.43-12,127.64

Finding the Fourth Proportional to 26,173.36, 39,264.43 and 12,127.64

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Solution

The fourth proportional to 26,173.36, 39,264.43 and 12,127.64 is: 18,193.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,173.36 : 39,264.43 = 12,127.64 : x
  2. Step 2: Convert to fraction form
    26,173.36/39,264.43 = 12,127.64/x
  3. Step 3: Cross multiply
    26,173.36x = 39,264.43 × 12,127.64
  4. Step 4: Simplify right side
    26,173.36x = 476,184,871.85
  5. Step 5: Solve for x
    x = 476,184,871.85/26,173.36
  6. Step 6: Final answer
    x = 18,193.49

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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.