Home / 27,195.60-40,727.70-15,473.28

Finding the Fourth Proportional to 27,195.60, 40,727.70 and 15,473.28

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Solution

The fourth proportional to 27,195.60, 40,727.70 and 15,473.28 is: 23,172.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,195.60 : 40,727.70 = 15,473.28 : x
  2. Step 2: Convert to fraction form
    27,195.60/40,727.70 = 15,473.28/x
  3. Step 3: Cross multiply
    27,195.60x = 40,727.70 × 15,473.28
  4. Step 4: Simplify right side
    27,195.60x = 630,191,105.86
  5. Step 5: Solve for x
    x = 630,191,105.86/27,195.60
  6. Step 6: Final answer
    x = 23,172.54

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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.