Home / 15,445.14-23,173.98-5,585.41

Finding the Fourth Proportional to 15,445.14, 23,173.98 and 5,585.41

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Solution

The fourth proportional to 15,445.14, 23,173.98 and 5,585.41 is: 8,380.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,445.14 : 23,173.98 = 5,585.41 : x
  2. Step 2: Convert to fraction form
    15,445.14/23,173.98 = 5,585.41/x
  3. Step 3: Cross multiply
    15,445.14x = 23,173.98 × 5,585.41
  4. Step 4: Simplify right side
    15,445.14x = 129,436,179.63
  5. Step 5: Solve for x
    x = 129,436,179.63/15,445.14
  6. Step 6: Final answer
    x = 8,380.38

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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.