Home / 27,247.10-40,832.58-13,203.40

Finding the Fourth Proportional to 27,247.10, 40,832.58 and 13,203.40

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Solution

The fourth proportional to 27,247.10, 40,832.58 and 13,203.40 is: 19,786.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,247.10 : 40,832.58 = 13,203.40 : x
  2. Step 2: Convert to fraction form
    27,247.10/40,832.58 = 13,203.40/x
  3. Step 3: Cross multiply
    27,247.10x = 40,832.58 × 13,203.40
  4. Step 4: Simplify right side
    27,247.10x = 539,128,844.92
  5. Step 5: Solve for x
    x = 539,128,844.92/27,247.10
  6. Step 6: Final answer
    x = 19,786.65

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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.