Home / 33,885.60-46,763.31-20,454.23

Finding the Fourth Proportional to 33,885.60, 46,763.31 and 20,454.23

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Solution

The fourth proportional to 33,885.60, 46,763.31 and 20,454.23 is: 28,227.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,885.60 : 46,763.31 = 20,454.23 : x
  2. Step 2: Convert to fraction form
    33,885.60/46,763.31 = 20,454.23/x
  3. Step 3: Cross multiply
    33,885.60x = 46,763.31 × 20,454.23
  4. Step 4: Simplify right side
    33,885.60x = 956,507,498.30
  5. Step 5: Solve for x
    x = 956,507,498.30/33,885.60
  6. Step 6: Final answer
    x = 28,227.55

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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.