Home / 30,219.59-45,329.33-8,032.97

Finding the Fourth Proportional to 30,219.59, 45,329.33 and 8,032.97

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Solution

The fourth proportional to 30,219.59, 45,329.33 and 8,032.97 is: 12,049.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,219.59 : 45,329.33 = 8,032.97 : x
  2. Step 2: Convert to fraction form
    30,219.59/45,329.33 = 8,032.97/x
  3. Step 3: Cross multiply
    30,219.59x = 45,329.33 × 8,032.97
  4. Step 4: Simplify right side
    30,219.59x = 364,128,881.20
  5. Step 5: Solve for x
    x = 364,128,881.20/30,219.59
  6. Step 6: Final answer
    x = 12,049.43

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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.