Home / 26,004.60-39,006.90-11,230.20

Finding the Fourth Proportional to 26,004.60, 39,006.90 and 11,230.20

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Solution

The fourth proportional to 26,004.60, 39,006.90 and 11,230.20 is: 16,845.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,004.60 : 39,006.90 = 11,230.20 : x
  2. Step 2: Convert to fraction form
    26,004.60/39,006.90 = 11,230.20/x
  3. Step 3: Cross multiply
    26,004.60x = 39,006.90 × 11,230.20
  4. Step 4: Simplify right side
    26,004.60x = 438,055,288.38
  5. Step 5: Solve for x
    x = 438,055,288.38/26,004.60
  6. Step 6: Final answer
    x = 16,845.30

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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.