Home / 32,846.10-49,281.30-13,138.80

Finding the Fourth Proportional to 32,846.10, 49,281.30 and 13,138.80

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Solution

The fourth proportional to 32,846.10, 49,281.30 and 13,138.80 is: 19,713.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,846.10 : 49,281.30 = 13,138.80 : x
  2. Step 2: Convert to fraction form
    32,846.10/49,281.30 = 13,138.80/x
  3. Step 3: Cross multiply
    32,846.10x = 49,281.30 × 13,138.80
  4. Step 4: Simplify right side
    32,846.10x = 647,497,144.44
  5. Step 5: Solve for x
    x = 647,497,144.44/32,846.10
  6. Step 6: Final answer
    x = 19,713.06

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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.