Home / 18,384.96-27,573.28-5,237.04

Finding the Fourth Proportional to 18,384.96, 27,573.28 and 5,237.04

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Solution

The fourth proportional to 18,384.96, 27,573.28 and 5,237.04 is: 7,854.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,384.96 : 27,573.28 = 5,237.04 : x
  2. Step 2: Convert to fraction form
    18,384.96/27,573.28 = 5,237.04/x
  3. Step 3: Cross multiply
    18,384.96x = 27,573.28 × 5,237.04
  4. Step 4: Simplify right side
    18,384.96x = 144,402,370.29
  5. Step 5: Solve for x
    x = 144,402,370.29/18,384.96
  6. Step 6: Final answer
    x = 7,854.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.