Home / 20,252.34-27,948.87-11,300.94

Finding the Fourth Proportional to 20,252.34, 27,948.87 and 11,300.94

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Solution

The fourth proportional to 20,252.34, 27,948.87 and 11,300.94 is: 15,595.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,252.34 : 27,948.87 = 11,300.94 : x
  2. Step 2: Convert to fraction form
    20,252.34/27,948.87 = 11,300.94/x
  3. Step 3: Cross multiply
    20,252.34x = 27,948.87 × 11,300.94
  4. Step 4: Simplify right side
    20,252.34x = 315,848,502.94
  5. Step 5: Solve for x
    x = 315,848,502.94/20,252.34
  6. Step 6: Final answer
    x = 15,595.65

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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.