Home / 33,210.54-45,830.50-18,103.23

Finding the Fourth Proportional to 33,210.54, 45,830.50 and 18,103.23

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Solution

The fourth proportional to 33,210.54, 45,830.50 and 18,103.23 is: 24,982.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,210.54 : 45,830.50 = 18,103.23 : x
  2. Step 2: Convert to fraction form
    33,210.54/45,830.50 = 18,103.23/x
  3. Step 3: Cross multiply
    33,210.54x = 45,830.50 × 18,103.23
  4. Step 4: Simplify right side
    33,210.54x = 829,680,037.26
  5. Step 5: Solve for x
    x = 829,680,037.26/33,210.54
  6. Step 6: Final answer
    x = 24,982.43

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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.