Home / 15,445.69-23,171.04-5,584.37

Finding the Fourth Proportional to 15,445.69, 23,171.04 and 5,584.37

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Solution

The fourth proportional to 15,445.69, 23,171.04 and 5,584.37 is: 8,377.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,445.69 : 23,171.04 = 5,584.37 : x
  2. Step 2: Convert to fraction form
    15,445.69/23,171.04 = 5,584.37/x
  3. Step 3: Cross multiply
    15,445.69x = 23,171.04 × 5,584.37
  4. Step 4: Simplify right side
    15,445.69x = 129,395,594.25
  5. Step 5: Solve for x
    x = 129,395,594.25/15,445.69
  6. Step 6: Final answer
    x = 8,377.46

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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.