Home / 31,288.55-46,872.35-17,395.43

Finding the Fourth Proportional to 31,288.55, 46,872.35 and 17,395.43

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Solution

The fourth proportional to 31,288.55, 46,872.35 and 17,395.43 is: 26,059.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,288.55 : 46,872.35 = 17,395.43 : x
  2. Step 2: Convert to fraction form
    31,288.55/46,872.35 = 17,395.43/x
  3. Step 3: Cross multiply
    31,288.55x = 46,872.35 × 17,395.43
  4. Step 4: Simplify right side
    31,288.55x = 815,364,596.38
  5. Step 5: Solve for x
    x = 815,364,596.38/31,288.55
  6. Step 6: Final answer
    x = 26,059.52

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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.