Home / 38,184.50-52,695.33-21,418.58

Finding the Fourth Proportional to 38,184.50, 52,695.33 and 21,418.58

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Solution

The fourth proportional to 38,184.50, 52,695.33 and 21,418.58 is: 29,558.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,184.50 : 52,695.33 = 21,418.58 : x
  2. Step 2: Convert to fraction form
    38,184.50/52,695.33 = 21,418.58/x
  3. Step 3: Cross multiply
    38,184.50x = 52,695.33 × 21,418.58
  4. Step 4: Simplify right side
    38,184.50x = 1,128,659,141.23
  5. Step 5: Solve for x
    x = 1,128,659,141.23/38,184.50
  6. Step 6: Final answer
    x = 29,558.04

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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.