Home / 38,474.48-57,712.20-14,783.60

Finding the Fourth Proportional to 38,474.48, 57,712.20 and 14,783.60

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Solution

The fourth proportional to 38,474.48, 57,712.20 and 14,783.60 is: 22,175.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,474.48 : 57,712.20 = 14,783.60 : x
  2. Step 2: Convert to fraction form
    38,474.48/57,712.20 = 14,783.60/x
  3. Step 3: Cross multiply
    38,474.48x = 57,712.20 × 14,783.60
  4. Step 4: Simplify right side
    38,474.48x = 853,194,079.92
  5. Step 5: Solve for x
    x = 853,194,079.92/38,474.48
  6. Step 6: Final answer
    x = 22,175.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.