Home / 15,592.26-21,517.74-9,308.28

Finding the Fourth Proportional to 15,592.26, 21,517.74 and 9,308.28

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Solution

The fourth proportional to 15,592.26, 21,517.74 and 9,308.28 is: 12,845.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,592.26 : 21,517.74 = 9,308.28 : x
  2. Step 2: Convert to fraction form
    15,592.26/21,517.74 = 9,308.28/x
  3. Step 3: Cross multiply
    15,592.26x = 21,517.74 × 9,308.28
  4. Step 4: Simplify right side
    15,592.26x = 200,293,148.89
  5. Step 5: Solve for x
    x = 200,293,148.89/15,592.26
  6. Step 6: Final answer
    x = 12,845.68

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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.