Home / 27,071.88-37,345.50-18,119.76

Finding the Fourth Proportional to 27,071.88, 37,345.50 and 18,119.76

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Solution

The fourth proportional to 27,071.88, 37,345.50 and 18,119.76 is: 24,996.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,071.88 : 37,345.50 = 18,119.76 : x
  2. Step 2: Convert to fraction form
    27,071.88/37,345.50 = 18,119.76/x
  3. Step 3: Cross multiply
    27,071.88x = 37,345.50 × 18,119.76
  4. Step 4: Simplify right side
    27,071.88x = 676,691,497.08
  5. Step 5: Solve for x
    x = 676,691,497.08/27,071.88
  6. Step 6: Final answer
    x = 24,996.10

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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.