Home / 30,620.73-45,937.31-9,559.92

Finding the Fourth Proportional to 30,620.73, 45,937.31 and 9,559.92

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Solution

The fourth proportional to 30,620.73, 45,937.31 and 9,559.92 is: 14,341.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,620.73 : 45,937.31 = 9,559.92 : x
  2. Step 2: Convert to fraction form
    30,620.73/45,937.31 = 9,559.92/x
  3. Step 3: Cross multiply
    30,620.73x = 45,937.31 × 9,559.92
  4. Step 4: Simplify right side
    30,620.73x = 439,156,960.82
  5. Step 5: Solve for x
    x = 439,156,960.82/30,620.73
  6. Step 6: Final answer
    x = 14,341.82

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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.