Home / 27,345.13-37,736.28-14,769.88

Finding the Fourth Proportional to 27,345.13, 37,736.28 and 14,769.88

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Solution

The fourth proportional to 27,345.13, 37,736.28 and 14,769.88 is: 20,382.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,345.13 : 37,736.28 = 14,769.88 : x
  2. Step 2: Convert to fraction form
    27,345.13/37,736.28 = 14,769.88/x
  3. Step 3: Cross multiply
    27,345.13x = 37,736.28 × 14,769.88
  4. Step 4: Simplify right side
    27,345.13x = 557,360,327.25
  5. Step 5: Solve for x
    x = 557,360,327.25/27,345.13
  6. Step 6: Final answer
    x = 20,382.43

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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.