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Finding the Fourth Proportional to 38,477.41, 52,980.39 and 32,799.43

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Solution

The fourth proportional to 38,477.41, 52,980.39 and 32,799.43 is: 45,162.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,477.41 : 52,980.39 = 32,799.43 : x
  2. Step 2: Convert to fraction form
    38,477.41/52,980.39 = 32,799.43/x
  3. Step 3: Cross multiply
    38,477.41x = 52,980.39 × 32,799.43
  4. Step 4: Simplify right side
    38,477.41x = 1,737,726,593.18
  5. Step 5: Solve for x
    x = 1,737,726,593.18/38,477.41
  6. Step 6: Final answer
    x = 45,162.25

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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.