Home / 18,315.17-27,474.77-5,830.82

Finding the Fourth Proportional to 18,315.17, 27,474.77 and 5,830.82

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Solution

The fourth proportional to 18,315.17, 27,474.77 and 5,830.82 is: 8,746.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,315.17 : 27,474.77 = 5,830.82 : x
  2. Step 2: Convert to fraction form
    18,315.17/27,474.77 = 5,830.82/x
  3. Step 3: Cross multiply
    18,315.17x = 27,474.77 × 5,830.82
  4. Step 4: Simplify right side
    18,315.17x = 160,200,402.25
  5. Step 5: Solve for x
    x = 160,200,402.25/18,315.17
  6. Step 6: Final answer
    x = 8,746.87

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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.