Home / 33,885.78-46,761.18-18,572.28

Finding the Fourth Proportional to 33,885.78, 46,761.18 and 18,572.28

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Solution

The fourth proportional to 33,885.78, 46,761.18 and 18,572.28 is: 25,629.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,885.78 : 46,761.18 = 18,572.28 : x
  2. Step 2: Convert to fraction form
    33,885.78/46,761.18 = 18,572.28/x
  3. Step 3: Cross multiply
    33,885.78x = 46,761.18 × 18,572.28
  4. Step 4: Simplify right side
    33,885.78x = 868,461,728.09
  5. Step 5: Solve for x
    x = 868,461,728.09/33,885.78
  6. Step 6: Final answer
    x = 25,629.09

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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.