Home / 30,504.60-45,752.55-11,793.43

Finding the Fourth Proportional to 30,504.60, 45,752.55 and 11,793.43

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Solution

The fourth proportional to 30,504.60, 45,752.55 and 11,793.43 is: 17,688.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,504.60 : 45,752.55 = 11,793.43 : x
  2. Step 2: Convert to fraction form
    30,504.60/45,752.55 = 11,793.43/x
  3. Step 3: Cross multiply
    30,504.60x = 45,752.55 × 11,793.43
  4. Step 4: Simplify right side
    30,504.60x = 539,579,508.71
  5. Step 5: Solve for x
    x = 539,579,508.71/30,504.60
  6. Step 6: Final answer
    x = 17,688.46

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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.