Home / 33,207.75-45,829.58-18,306.63

Finding the Fourth Proportional to 33,207.75, 45,829.58 and 18,306.63

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Solution

The fourth proportional to 33,207.75, 45,829.58 and 18,306.63 is: 25,264.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,207.75 : 45,829.58 = 18,306.63 : x
  2. Step 2: Convert to fraction form
    33,207.75/45,829.58 = 18,306.63/x
  3. Step 3: Cross multiply
    33,207.75x = 45,829.58 × 18,306.63
  4. Step 4: Simplify right side
    33,207.75x = 838,985,072.58
  5. Step 5: Solve for x
    x = 838,985,072.58/33,207.75
  6. Step 6: Final answer
    x = 25,264.74

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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.