Home / 18,280.53-27,415.31-5,800.05

Finding the Fourth Proportional to 18,280.53, 27,415.31 and 5,800.05

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Solution

The fourth proportional to 18,280.53, 27,415.31 and 5,800.05 is: 8,698.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,280.53 : 27,415.31 = 5,800.05 : x
  2. Step 2: Convert to fraction form
    18,280.53/27,415.31 = 5,800.05/x
  3. Step 3: Cross multiply
    18,280.53x = 27,415.31 × 5,800.05
  4. Step 4: Simplify right side
    18,280.53x = 159,010,139.77
  5. Step 5: Solve for x
    x = 159,010,139.77/18,280.53
  6. Step 6: Final answer
    x = 8,698.33

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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.