Home / 33,156.84-45,756.90-18,253.16

Finding the Fourth Proportional to 33,156.84, 45,756.90 and 18,253.16

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Solution

The fourth proportional to 33,156.84, 45,756.90 and 18,253.16 is: 25,189.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,156.84 : 45,756.90 = 18,253.16 : x
  2. Step 2: Convert to fraction form
    33,156.84/45,756.90 = 18,253.16/x
  3. Step 3: Cross multiply
    33,156.84x = 45,756.90 × 18,253.16
  4. Step 4: Simplify right side
    33,156.84x = 835,208,016.80
  5. Step 5: Solve for x
    x = 835,208,016.80/33,156.84
  6. Step 6: Final answer
    x = 25,189.61

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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.