Home / 17,558.48-24,246.88-11,281.80

Finding the Fourth Proportional to 17,558.48, 24,246.88 and 11,281.80

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Solution

The fourth proportional to 17,558.48, 24,246.88 and 11,281.80 is: 15,579.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,558.48 : 24,246.88 = 11,281.80 : x
  2. Step 2: Convert to fraction form
    17,558.48/24,246.88 = 11,281.80/x
  3. Step 3: Cross multiply
    17,558.48x = 24,246.88 × 11,281.80
  4. Step 4: Simplify right side
    17,558.48x = 273,548,450.78
  5. Step 5: Solve for x
    x = 273,548,450.78/17,558.48
  6. Step 6: Final answer
    x = 15,579.28

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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.