Home / 18,031.93-27,047.89-6,789.38

Finding the Fourth Proportional to 18,031.93, 27,047.89 and 6,789.38

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Solution

The fourth proportional to 18,031.93, 27,047.89 and 6,789.38 is: 10,184.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,031.93 : 27,047.89 = 6,789.38 : x
  2. Step 2: Convert to fraction form
    18,031.93/27,047.89 = 6,789.38/x
  3. Step 3: Cross multiply
    18,031.93x = 27,047.89 × 6,789.38
  4. Step 4: Simplify right side
    18,031.93x = 183,638,403.41
  5. Step 5: Solve for x
    x = 183,638,403.41/18,031.93
  6. Step 6: Final answer
    x = 10,184.07

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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.