Home / 33,208.80-45,826.76-18,101.13

Finding the Fourth Proportional to 33,208.80, 45,826.76 and 18,101.13

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Solution

The fourth proportional to 33,208.80, 45,826.76 and 18,101.13 is: 24,978.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,208.80 : 45,826.76 = 18,101.13 : x
  2. Step 2: Convert to fraction form
    33,208.80/45,826.76 = 18,101.13/x
  3. Step 3: Cross multiply
    33,208.80x = 45,826.76 × 18,101.13
  4. Step 4: Simplify right side
    33,208.80x = 829,516,045.86
  5. Step 5: Solve for x
    x = 829,516,045.86/33,208.80
  6. Step 6: Final answer
    x = 24,978.80

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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.