Home / 33,213.95-45,835.52-18,106.69

Finding the Fourth Proportional to 33,213.95, 45,835.52 and 18,106.69

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Solution

The fourth proportional to 33,213.95, 45,835.52 and 18,106.69 is: 24,987.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,213.95 : 45,835.52 = 18,106.69 : x
  2. Step 2: Convert to fraction form
    33,213.95/45,835.52 = 18,106.69/x
  3. Step 3: Cross multiply
    33,213.95x = 45,835.52 × 18,106.69
  4. Step 4: Simplify right side
    33,213.95x = 829,929,534.30
  5. Step 5: Solve for x
    x = 829,929,534.30/33,213.95
  6. Step 6: Final answer
    x = 24,987.38

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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.