Home / 20,537.55-30,805.97-5,746.23

Finding the Fourth Proportional to 20,537.55, 30,805.97 and 5,746.23

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Solution

The fourth proportional to 20,537.55, 30,805.97 and 5,746.23 is: 8,619.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,537.55 : 30,805.97 = 5,746.23 : x
  2. Step 2: Convert to fraction form
    20,537.55/30,805.97 = 5,746.23/x
  3. Step 3: Cross multiply
    20,537.55x = 30,805.97 × 5,746.23
  4. Step 4: Simplify right side
    20,537.55x = 177,018,160.26
  5. Step 5: Solve for x
    x = 177,018,160.26/20,537.55
  6. Step 6: Final answer
    x = 8,619.24

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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.