Home / 26,125.41-39,188.12-18,368.85

Finding the Fourth Proportional to 26,125.41, 39,188.12 and 18,368.85

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Solution

The fourth proportional to 26,125.41, 39,188.12 and 18,368.85 is: 27,553.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,125.41 : 39,188.12 = 18,368.85 : x
  2. Step 2: Convert to fraction form
    26,125.41/39,188.12 = 18,368.85/x
  3. Step 3: Cross multiply
    26,125.41x = 39,188.12 × 18,368.85
  4. Step 4: Simplify right side
    26,125.41x = 719,840,606.22
  5. Step 5: Solve for x
    x = 719,840,606.22/26,125.41
  6. Step 6: Final answer
    x = 27,553.28

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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.