Home / 27,159.41-40,713.86-10,530.29

Finding the Fourth Proportional to 27,159.41, 40,713.86 and 10,530.29

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Solution

The fourth proportional to 27,159.41, 40,713.86 and 10,530.29 is: 15,785.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,159.41 : 40,713.86 = 10,530.29 : x
  2. Step 2: Convert to fraction form
    27,159.41/40,713.86 = 10,530.29/x
  3. Step 3: Cross multiply
    27,159.41x = 40,713.86 × 10,530.29
  4. Step 4: Simplify right side
    27,159.41x = 428,728,700.17
  5. Step 5: Solve for x
    x = 428,728,700.17/27,159.41
  6. Step 6: Final answer
    x = 15,785.64

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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.