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Finding the Fourth Proportional to 33,182.96, 45,792.47 and 18,278.96

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Solution

The fourth proportional to 33,182.96, 45,792.47 and 18,278.96 is: 25,224.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,182.96 : 45,792.47 = 18,278.96 : x
  2. Step 2: Convert to fraction form
    33,182.96/45,792.47 = 18,278.96/x
  3. Step 3: Cross multiply
    33,182.96x = 45,792.47 × 18,278.96
  4. Step 4: Simplify right side
    33,182.96x = 837,038,636.04
  5. Step 5: Solve for x
    x = 837,038,636.04/33,182.96
  6. Step 6: Final answer
    x = 25,224.95

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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.