Home / 33,285.46-45,933.54-18,178.06

Finding the Fourth Proportional to 33,285.46, 45,933.54 and 18,178.06

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Solution

The fourth proportional to 33,285.46, 45,933.54 and 18,178.06 is: 25,085.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,285.46 : 45,933.54 = 18,178.06 : x
  2. Step 2: Convert to fraction form
    33,285.46/45,933.54 = 18,178.06/x
  3. Step 3: Cross multiply
    33,285.46x = 45,933.54 × 18,178.06
  4. Step 4: Simplify right side
    33,285.46x = 834,982,646.13
  5. Step 5: Solve for x
    x = 834,982,646.13/33,285.46
  6. Step 6: Final answer
    x = 25,085.51

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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.