Home / 12,237.02-18,354.92-3,470.79

Finding the Fourth Proportional to 12,237.02, 18,354.92 and 3,470.79

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Solution

The fourth proportional to 12,237.02, 18,354.92 and 3,470.79 is: 5,206.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,237.02 : 18,354.92 = 3,470.79 : x
  2. Step 2: Convert to fraction form
    12,237.02/18,354.92 = 3,470.79/x
  3. Step 3: Cross multiply
    12,237.02x = 18,354.92 × 3,470.79
  4. Step 4: Simplify right side
    12,237.02x = 63,706,055.43
  5. Step 5: Solve for x
    x = 63,706,055.43/12,237.02
  6. Step 6: Final answer
    x = 5,206.01

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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.