Home / 13,346.10-20,000.66-11,361.40

Finding the Fourth Proportional to 13,346.10, 20,000.66 and 11,361.40

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Solution

The fourth proportional to 13,346.10, 20,000.66 and 11,361.40 is: 17,026.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,346.10 : 20,000.66 = 11,361.40 : x
  2. Step 2: Convert to fraction form
    13,346.10/20,000.66 = 11,361.40/x
  3. Step 3: Cross multiply
    13,346.10x = 20,000.66 × 11,361.40
  4. Step 4: Simplify right side
    13,346.10x = 227,235,391.72
  5. Step 5: Solve for x
    x = 227,235,391.72/13,346.10
  6. Step 6: Final answer
    x = 17,026.35

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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.