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Finding the Fourth Proportional to 30,652.92, 45,793.04 and 19,470.06

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Solution

The fourth proportional to 30,652.92, 45,793.04 and 19,470.06 is: 29,086.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,652.92 : 45,793.04 = 19,470.06 : x
  2. Step 2: Convert to fraction form
    30,652.92/45,793.04 = 19,470.06/x
  3. Step 3: Cross multiply
    30,652.92x = 45,793.04 × 19,470.06
  4. Step 4: Simplify right side
    30,652.92x = 891,593,236.38
  5. Step 5: Solve for x
    x = 891,593,236.38/30,652.92
  6. Step 6: Final answer
    x = 29,086.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.