Home / 26,119.08-39,178.62-15,042.60

Finding the Fourth Proportional to 26,119.08, 39,178.62 and 15,042.60

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Solution

The fourth proportional to 26,119.08, 39,178.62 and 15,042.60 is: 22,563.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,119.08 : 39,178.62 = 15,042.60 : x
  2. Step 2: Convert to fraction form
    26,119.08/39,178.62 = 15,042.60/x
  3. Step 3: Cross multiply
    26,119.08x = 39,178.62 × 15,042.60
  4. Step 4: Simplify right side
    26,119.08x = 589,348,309.21
  5. Step 5: Solve for x
    x = 589,348,309.21/26,119.08
  6. Step 6: Final answer
    x = 22,563.90

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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.