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Finding the Fourth Proportional to 57,970.76, 79,992.90 and 32,473.48

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Solution

The fourth proportional to 57,970.76, 79,992.90 and 32,473.48 is: 44,809.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,970.76 : 79,992.90 = 32,473.48 : x
  2. Step 2: Convert to fraction form
    57,970.76/79,992.90 = 32,473.48/x
  3. Step 3: Cross multiply
    57,970.76x = 79,992.90 × 32,473.48
  4. Step 4: Simplify right side
    57,970.76x = 2,597,647,838.29
  5. Step 5: Solve for x
    x = 2,597,647,838.29/57,970.76
  6. Step 6: Final answer
    x = 44,809.62

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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.