Home / 15,233.40-22,850.10-13,620.60

Finding the Fourth Proportional to 15,233.40, 22,850.10 and 13,620.60

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Solution

The fourth proportional to 15,233.40, 22,850.10 and 13,620.60 is: 20,430.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,233.40 : 22,850.10 = 13,620.60 : x
  2. Step 2: Convert to fraction form
    15,233.40/22,850.10 = 13,620.60/x
  3. Step 3: Cross multiply
    15,233.40x = 22,850.10 × 13,620.60
  4. Step 4: Simplify right side
    15,233.40x = 311,232,072.06
  5. Step 5: Solve for x
    x = 311,232,072.06/15,233.40
  6. Step 6: Final answer
    x = 20,430.90

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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.