Home / 27,159.75-40,743.27-11,581.02

Finding the Fourth Proportional to 27,159.75, 40,743.27 and 11,581.02

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Solution

The fourth proportional to 27,159.75, 40,743.27 and 11,581.02 is: 17,373.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,159.75 : 40,743.27 = 11,581.02 : x
  2. Step 2: Convert to fraction form
    27,159.75/40,743.27 = 11,581.02/x
  3. Step 3: Cross multiply
    27,159.75x = 40,743.27 × 11,581.02
  4. Step 4: Simplify right side
    27,159.75x = 471,848,624.74
  5. Step 5: Solve for x
    x = 471,848,624.74/27,159.75
  6. Step 6: Final answer
    x = 17,373.08

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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.