Home / 33,125.30-45,710.88-18,017.84

Finding the Fourth Proportional to 33,125.30, 45,710.88 and 18,017.84

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Solution

The fourth proportional to 33,125.30, 45,710.88 and 18,017.84 is: 24,863.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,125.30 : 45,710.88 = 18,017.84 : x
  2. Step 2: Convert to fraction form
    33,125.30/45,710.88 = 18,017.84/x
  3. Step 3: Cross multiply
    33,125.30x = 45,710.88 × 18,017.84
  4. Step 4: Simplify right side
    33,125.30x = 823,611,470.16
  5. Step 5: Solve for x
    x = 823,611,470.16/33,125.30
  6. Step 6: Final answer
    x = 24,863.51

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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.