Home / 27,329.16-40,998.41-12,539.34

Finding the Fourth Proportional to 27,329.16, 40,998.41 and 12,539.34

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Solution

The fourth proportional to 27,329.16, 40,998.41 and 12,539.34 is: 18,811.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,329.16 : 40,998.41 = 12,539.34 : x
  2. Step 2: Convert to fraction form
    27,329.16/40,998.41 = 12,539.34/x
  3. Step 3: Cross multiply
    27,329.16x = 40,998.41 × 12,539.34
  4. Step 4: Simplify right side
    27,329.16x = 514,092,939.75
  5. Step 5: Solve for x
    x = 514,092,939.75/27,329.16
  6. Step 6: Final answer
    x = 18,811.15

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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.