Home / 26,399.80-36,431.76-14,462.88

Finding the Fourth Proportional to 26,399.80, 36,431.76 and 14,462.88

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Solution

The fourth proportional to 26,399.80, 36,431.76 and 14,462.88 is: 19,958.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,399.80 : 36,431.76 = 14,462.88 : x
  2. Step 2: Convert to fraction form
    26,399.80/36,431.76 = 14,462.88/x
  3. Step 3: Cross multiply
    26,399.80x = 36,431.76 × 14,462.88
  4. Step 4: Simplify right side
    26,399.80x = 526,908,173.07
  5. Step 5: Solve for x
    x = 526,908,173.07/26,399.80
  6. Step 6: Final answer
    x = 19,958.79

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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.