Home / 29,020-43,530.48-12,604

Finding the Fourth Proportional to 29,020, 43,530.48 and 12,604

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Solution

The fourth proportional to 29,020, 43,530.48 and 12,604 is: 18,906.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,020 : 43,530.48 = 12,604 : x
  2. Step 2: Convert to fraction form
    29,020/43,530.48 = 12,604/x
  3. Step 3: Cross multiply
    29,020x = 43,530.48 × 12,604
  4. Step 4: Simplify right side
    29,020x = 548,658,169.92
  5. Step 5: Solve for x
    x = 548,658,169.92/29,020
  6. Step 6: Final answer
    x = 18,906.21

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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.