Home / 15,581.80-23,372.70-14,250.60

Finding the Fourth Proportional to 15,581.80, 23,372.70 and 14,250.60

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Solution

The fourth proportional to 15,581.80, 23,372.70 and 14,250.60 is: 21,375.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,581.80 : 23,372.70 = 14,250.60 : x
  2. Step 2: Convert to fraction form
    15,581.80/23,372.70 = 14,250.60/x
  3. Step 3: Cross multiply
    15,581.80x = 23,372.70 × 14,250.60
  4. Step 4: Simplify right side
    15,581.80x = 333,074,998.62
  5. Step 5: Solve for x
    x = 333,074,998.62/15,581.80
  6. Step 6: Final answer
    x = 21,375.90

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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.