Home / 13,531-20,293.80-4,766.26

Finding the Fourth Proportional to 13,531, 20,293.80 and 4,766.26

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Solution

The fourth proportional to 13,531, 20,293.80 and 4,766.26 is: 7,148.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,531 : 20,293.80 = 4,766.26 : x
  2. Step 2: Convert to fraction form
    13,531/20,293.80 = 4,766.26/x
  3. Step 3: Cross multiply
    13,531x = 20,293.80 × 4,766.26
  4. Step 4: Simplify right side
    13,531x = 96,725,527.19
  5. Step 5: Solve for x
    x = 96,725,527.19/13,531
  6. Step 6: Final answer
    x = 7,148.44

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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.