Home / 18,272.93-27,411.11-5,125.24

Finding the Fourth Proportional to 18,272.93, 27,411.11 and 5,125.24

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Solution

The fourth proportional to 18,272.93, 27,411.11 and 5,125.24 is: 7,688.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,272.93 : 27,411.11 = 5,125.24 : x
  2. Step 2: Convert to fraction form
    18,272.93/27,411.11 = 5,125.24/x
  3. Step 3: Cross multiply
    18,272.93x = 27,411.11 × 5,125.24
  4. Step 4: Simplify right side
    18,272.93x = 140,488,545.27
  5. Step 5: Solve for x
    x = 140,488,545.27/18,272.93
  6. Step 6: Final answer
    x = 7,688.34

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1.5x scale

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.