Home / 34,648.43-47,814.83-18,732.87

Finding the Fourth Proportional to 34,648.43, 47,814.83 and 18,732.87

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Solution

The fourth proportional to 34,648.43, 47,814.83 and 18,732.87 is: 25,851.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,648.43 : 47,814.83 = 18,732.87 : x
  2. Step 2: Convert to fraction form
    34,648.43/47,814.83 = 18,732.87/x
  3. Step 3: Cross multiply
    34,648.43x = 47,814.83 × 18,732.87
  4. Step 4: Simplify right side
    34,648.43x = 895,708,900.80
  5. Step 5: Solve for x
    x = 895,708,900.80/34,648.43
  6. Step 6: Final answer
    x = 25,851.36

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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.