Home / 20,838.43-31,262.52-6,047.63

Finding the Fourth Proportional to 20,838.43, 31,262.52 and 6,047.63

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Solution

The fourth proportional to 20,838.43, 31,262.52 and 6,047.63 is: 9,072.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,838.43 : 31,262.52 = 6,047.63 : x
  2. Step 2: Convert to fraction form
    20,838.43/31,262.52 = 6,047.63/x
  3. Step 3: Cross multiply
    20,838.43x = 31,262.52 × 6,047.63
  4. Step 4: Simplify right side
    20,838.43x = 189,064,137.43
  5. Step 5: Solve for x
    x = 189,064,137.43/20,838.43
  6. Step 6: Final answer
    x = 9,072.86

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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.