Home / 33,166.10-49,749.15-21,356.30

Finding the Fourth Proportional to 33,166.10, 49,749.15 and 21,356.30

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Solution

The fourth proportional to 33,166.10, 49,749.15 and 21,356.30 is: 32,034.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,166.10 : 49,749.15 = 21,356.30 : x
  2. Step 2: Convert to fraction form
    33,166.10/49,749.15 = 21,356.30/x
  3. Step 3: Cross multiply
    33,166.10x = 49,749.15 × 21,356.30
  4. Step 4: Simplify right side
    33,166.10x = 1,062,457,772.15
  5. Step 5: Solve for x
    x = 1,062,457,772.15/33,166.10
  6. Step 6: Final answer
    x = 32,034.45

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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.