Home / 18,267.31-27,403.73-5,783.19

Finding the Fourth Proportional to 18,267.31, 27,403.73 and 5,783.19

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Solution

The fourth proportional to 18,267.31, 27,403.73 and 5,783.19 is: 8,675.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,267.31 : 27,403.73 = 5,783.19 : x
  2. Step 2: Convert to fraction form
    18,267.31/27,403.73 = 5,783.19/x
  3. Step 3: Cross multiply
    18,267.31x = 27,403.73 × 5,783.19
  4. Step 4: Simplify right side
    18,267.31x = 158,480,977.30
  5. Step 5: Solve for x
    x = 158,480,977.30/18,267.31
  6. Step 6: Final answer
    x = 8,675.66

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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.