Home / 27,164.20-40,746.30-11,579.80

Finding the Fourth Proportional to 27,164.20, 40,746.30 and 11,579.80

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Solution

The fourth proportional to 27,164.20, 40,746.30 and 11,579.80 is: 17,369.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,164.20 : 40,746.30 = 11,579.80 : x
  2. Step 2: Convert to fraction form
    27,164.20/40,746.30 = 11,579.80/x
  3. Step 3: Cross multiply
    27,164.20x = 40,746.30 × 11,579.80
  4. Step 4: Simplify right side
    27,164.20x = 471,834,004.74
  5. Step 5: Solve for x
    x = 471,834,004.74/27,164.20
  6. Step 6: Final answer
    x = 17,369.70

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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.