Home / 19,537.08-26,963.10-11,154.84

Finding the Fourth Proportional to 19,537.08, 26,963.10 and 11,154.84

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Solution

The fourth proportional to 19,537.08, 26,963.10 and 11,154.84 is: 15,394.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,537.08 : 26,963.10 = 11,154.84 : x
  2. Step 2: Convert to fraction form
    19,537.08/26,963.10 = 11,154.84/x
  3. Step 3: Cross multiply
    19,537.08x = 26,963.10 × 11,154.84
  4. Step 4: Simplify right side
    19,537.08x = 300,769,066.40
  5. Step 5: Solve for x
    x = 300,769,066.40/19,537.08
  6. Step 6: Final answer
    x = 15,394.78

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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.