Home / 26,113.56-39,186.84-13,655.94

Finding the Fourth Proportional to 26,113.56, 39,186.84 and 13,655.94

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Solution

The fourth proportional to 26,113.56, 39,186.84 and 13,655.94 is: 20,492.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,113.56 : 39,186.84 = 13,655.94 : x
  2. Step 2: Convert to fraction form
    26,113.56/39,186.84 = 13,655.94/x
  3. Step 3: Cross multiply
    26,113.56x = 39,186.84 × 13,655.94
  4. Step 4: Simplify right side
    26,113.56x = 535,133,135.83
  5. Step 5: Solve for x
    x = 535,133,135.83/26,113.56
  6. Step 6: Final answer
    x = 20,492.54

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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.