Home / 38,056.60-52,517.27-20,828.88

Finding the Fourth Proportional to 38,056.60, 52,517.27 and 20,828.88

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Solution

The fourth proportional to 38,056.60, 52,517.27 and 20,828.88 is: 28,743.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,056.60 : 52,517.27 = 20,828.88 : x
  2. Step 2: Convert to fraction form
    38,056.60/52,517.27 = 20,828.88/x
  3. Step 3: Cross multiply
    38,056.60x = 52,517.27 × 20,828.88
  4. Step 4: Simplify right side
    38,056.60x = 1,093,875,868.36
  5. Step 5: Solve for x
    x = 1,093,875,868.36/38,056.60
  6. Step 6: Final answer
    x = 28,743.40

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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.