Home / 19,554.38-26,973.09-11,591.27

Finding the Fourth Proportional to 19,554.38, 26,973.09 and 11,591.27

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Solution

The fourth proportional to 19,554.38, 26,973.09 and 11,591.27 is: 15,988.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,554.38 : 26,973.09 = 11,591.27 : x
  2. Step 2: Convert to fraction form
    19,554.38/26,973.09 = 11,591.27/x
  3. Step 3: Cross multiply
    19,554.38x = 26,973.09 × 11,591.27
  4. Step 4: Simplify right side
    19,554.38x = 312,652,368.92
  5. Step 5: Solve for x
    x = 312,652,368.92/19,554.38
  6. Step 6: Final answer
    x = 15,988.87

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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.