Home / 15,636.48-23,454.76-3,949.60

Finding the Fourth Proportional to 15,636.48, 23,454.76 and 3,949.60

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Solution

The fourth proportional to 15,636.48, 23,454.76 and 3,949.60 is: 5,924.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,636.48 : 23,454.76 = 3,949.60 : x
  2. Step 2: Convert to fraction form
    15,636.48/23,454.76 = 3,949.60/x
  3. Step 3: Cross multiply
    15,636.48x = 23,454.76 × 3,949.60
  4. Step 4: Simplify right side
    15,636.48x = 92,636,920.10
  5. Step 5: Solve for x
    x = 92,636,920.10/15,636.48
  6. Step 6: Final answer
    x = 5,924.41

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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.