Home / 26,000.03-39,004.13-11,213.15

Finding the Fourth Proportional to 26,000.03, 39,004.13 and 11,213.15

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Solution

The fourth proportional to 26,000.03, 39,004.13 and 11,213.15 is: 16,821.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,000.03 : 39,004.13 = 11,213.15 : x
  2. Step 2: Convert to fraction form
    26,000.03/39,004.13 = 11,213.15/x
  3. Step 3: Cross multiply
    26,000.03x = 39,004.13 × 11,213.15
  4. Step 4: Simplify right side
    26,000.03x = 437,359,160.31
  5. Step 5: Solve for x
    x = 437,359,160.31/26,000.03
  6. Step 6: Final answer
    x = 16,821.49

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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.