Home / 26,399.40-36,431.82-14,462.78

Finding the Fourth Proportional to 26,399.40, 36,431.82 and 14,462.78

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Solution

The fourth proportional to 26,399.40, 36,431.82 and 14,462.78 is: 19,958.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,399.40 : 36,431.82 = 14,462.78 : x
  2. Step 2: Convert to fraction form
    26,399.40/36,431.82 = 14,462.78/x
  3. Step 3: Cross multiply
    26,399.40x = 36,431.82 × 14,462.78
  4. Step 4: Simplify right side
    26,399.40x = 526,905,215.50
  5. Step 5: Solve for x
    x = 526,905,215.50/26,399.40
  6. Step 6: Final answer
    x = 19,958.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.