Home / 27,719.08-38,234.82-19,332.52

Finding the Fourth Proportional to 27,719.08, 38,234.82 and 19,332.52

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Solution

The fourth proportional to 27,719.08, 38,234.82 and 19,332.52 is: 26,666.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,719.08 : 38,234.82 = 19,332.52 : x
  2. Step 2: Convert to fraction form
    27,719.08/38,234.82 = 19,332.52/x
  3. Step 3: Cross multiply
    27,719.08x = 38,234.82 × 19,332.52
  4. Step 4: Simplify right side
    27,719.08x = 739,175,422.35
  5. Step 5: Solve for x
    x = 739,175,422.35/27,719.08
  6. Step 6: Final answer
    x = 26,666.67

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Similar ratio
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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.