Home / 30,007.08-45,026.33-19,474.62

Finding the Fourth Proportional to 30,007.08, 45,026.33 and 19,474.62

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Solution

The fourth proportional to 30,007.08, 45,026.33 and 19,474.62 is: 29,222.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,007.08 : 45,026.33 = 19,474.62 : x
  2. Step 2: Convert to fraction form
    30,007.08/45,026.33 = 19,474.62/x
  3. Step 3: Cross multiply
    30,007.08x = 45,026.33 × 19,474.62
  4. Step 4: Simplify right side
    30,007.08x = 876,870,569.37
  5. Step 5: Solve for x
    x = 876,870,569.37/30,007.08
  6. Step 6: Final answer
    x = 29,222.12

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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.