Home / 13,897.26-19,177.20-8,592.21

Finding the Fourth Proportional to 13,897.26, 19,177.20 and 8,592.21

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Solution

The fourth proportional to 13,897.26, 19,177.20 and 8,592.21 is: 11,856.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,897.26 : 19,177.20 = 8,592.21 : x
  2. Step 2: Convert to fraction form
    13,897.26/19,177.20 = 8,592.21/x
  3. Step 3: Cross multiply
    13,897.26x = 19,177.20 × 8,592.21
  4. Step 4: Simplify right side
    13,897.26x = 164,774,529.61
  5. Step 5: Solve for x
    x = 164,774,529.61/13,897.26
  6. Step 6: Final answer
    x = 11,856.62

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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.