Home / 27,590.28-38,078.69-16,256.15

Finding the Fourth Proportional to 27,590.28, 38,078.69 and 16,256.15

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Solution

The fourth proportional to 27,590.28, 38,078.69 and 16,256.15 is: 22,435.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,590.28 : 38,078.69 = 16,256.15 : x
  2. Step 2: Convert to fraction form
    27,590.28/38,078.69 = 16,256.15/x
  3. Step 3: Cross multiply
    27,590.28x = 38,078.69 × 16,256.15
  4. Step 4: Simplify right side
    27,590.28x = 619,012,896.44
  5. Step 5: Solve for x
    x = 619,012,896.44/27,590.28
  6. Step 6: Final answer
    x = 22,435.90

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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.