Home / 33,298.40-45,951.46-18,191.02

Finding the Fourth Proportional to 33,298.40, 45,951.46 and 18,191.02

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Solution

The fourth proportional to 33,298.40, 45,951.46 and 18,191.02 is: 25,103.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,298.40 : 45,951.46 = 18,191.02 : x
  2. Step 2: Convert to fraction form
    33,298.40/45,951.46 = 18,191.02/x
  3. Step 3: Cross multiply
    33,298.40x = 45,951.46 × 18,191.02
  4. Step 4: Simplify right side
    33,298.40x = 835,903,927.89
  5. Step 5: Solve for x
    x = 835,903,927.89/33,298.40
  6. Step 6: Final answer
    x = 25,103.43

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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.