Home / 45,405.89-62,659.15-26,286.47

Finding the Fourth Proportional to 45,405.89, 62,659.15 and 26,286.47

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Solution

The fourth proportional to 45,405.89, 62,659.15 and 26,286.47 is: 36,274.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,405.89 : 62,659.15 = 26,286.47 : x
  2. Step 2: Convert to fraction form
    45,405.89/62,659.15 = 26,286.47/x
  3. Step 3: Cross multiply
    45,405.89x = 62,659.15 × 26,286.47
  4. Step 4: Simplify right side
    45,405.89x = 1,647,088,222.98
  5. Step 5: Solve for x
    x = 1,647,088,222.98/45,405.89
  6. Step 6: Final answer
    x = 36,274.77

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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.