Home / 33,210.92-45,830.76-18,103.56

Finding the Fourth Proportional to 33,210.92, 45,830.76 and 18,103.56

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Solution

The fourth proportional to 33,210.92, 45,830.76 and 18,103.56 is: 24,982.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,210.92 : 45,830.76 = 18,103.56 : x
  2. Step 2: Convert to fraction form
    33,210.92/45,830.76 = 18,103.56/x
  3. Step 3: Cross multiply
    33,210.92x = 45,830.76 × 18,103.56
  4. Step 4: Simplify right side
    33,210.92x = 829,699,913.51
  5. Step 5: Solve for x
    x = 829,699,913.51/33,210.92
  6. Step 6: Final answer
    x = 24,982.74

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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.