Home / 33,312.48-45,970.68-18,204.96

Finding the Fourth Proportional to 33,312.48, 45,970.68 and 18,204.96

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Solution

The fourth proportional to 33,312.48, 45,970.68 and 18,204.96 is: 25,122.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,312.48 : 45,970.68 = 18,204.96 : x
  2. Step 2: Convert to fraction form
    33,312.48/45,970.68 = 18,204.96/x
  3. Step 3: Cross multiply
    33,312.48x = 45,970.68 × 18,204.96
  4. Step 4: Simplify right side
    33,312.48x = 836,894,390.57
  5. Step 5: Solve for x
    x = 836,894,390.57/33,312.48
  6. Step 6: Final answer
    x = 25,122.55

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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.