Home / 30,374.63-45,565.19-12,846.23

Finding the Fourth Proportional to 30,374.63, 45,565.19 and 12,846.23

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Solution

The fourth proportional to 30,374.63, 45,565.19 and 12,846.23 is: 19,270.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,374.63 : 45,565.19 = 12,846.23 : x
  2. Step 2: Convert to fraction form
    30,374.63/45,565.19 = 12,846.23/x
  3. Step 3: Cross multiply
    30,374.63x = 45,565.19 × 12,846.23
  4. Step 4: Simplify right side
    30,374.63x = 585,340,910.73
  5. Step 5: Solve for x
    x = 585,340,910.73/30,374.63
  6. Step 6: Final answer
    x = 19,270.72

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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.