Home / 27,771.18-38,324.18-15,024.32

Finding the Fourth Proportional to 27,771.18, 38,324.18 and 15,024.32

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Solution

The fourth proportional to 27,771.18, 38,324.18 and 15,024.32 is: 20,733.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,771.18 : 38,324.18 = 15,024.32 : x
  2. Step 2: Convert to fraction form
    27,771.18/38,324.18 = 15,024.32/x
  3. Step 3: Cross multiply
    27,771.18x = 38,324.18 × 15,024.32
  4. Step 4: Simplify right side
    27,771.18x = 575,794,685.81
  5. Step 5: Solve for x
    x = 575,794,685.81/27,771.18
  6. Step 6: Final answer
    x = 20,733.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.