Home / 27,521.08-37,988.78-16,343

Finding the Fourth Proportional to 27,521.08, 37,988.78 and 16,343

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Solution

The fourth proportional to 27,521.08, 37,988.78 and 16,343 is: 22,559.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,521.08 : 37,988.78 = 16,343 : x
  2. Step 2: Convert to fraction form
    27,521.08/37,988.78 = 16,343/x
  3. Step 3: Cross multiply
    27,521.08x = 37,988.78 × 16,343
  4. Step 4: Simplify right side
    27,521.08x = 620,850,631.54
  5. Step 5: Solve for x
    x = 620,850,631.54/27,521.08
  6. Step 6: Final answer
    x = 22,559.09

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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.