Home / 33,181.96-45,790.90-18,075.40

Finding the Fourth Proportional to 33,181.96, 45,790.90 and 18,075.40

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Solution

The fourth proportional to 33,181.96, 45,790.90 and 18,075.40 is: 24,943.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,181.96 : 45,790.90 = 18,075.40 : x
  2. Step 2: Convert to fraction form
    33,181.96/45,790.90 = 18,075.40/x
  3. Step 3: Cross multiply
    33,181.96x = 45,790.90 × 18,075.40
  4. Step 4: Simplify right side
    33,181.96x = 827,688,833.86
  5. Step 5: Solve for x
    x = 827,688,833.86/33,181.96
  6. Step 6: Final answer
    x = 24,943.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.