Home / 13,434.74-20,161.30-4,669.58

Finding the Fourth Proportional to 13,434.74, 20,161.30 and 4,669.58

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Solution

The fourth proportional to 13,434.74, 20,161.30 and 4,669.58 is: 7,007.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,434.74 : 20,161.30 = 4,669.58 : x
  2. Step 2: Convert to fraction form
    13,434.74/20,161.30 = 4,669.58/x
  3. Step 3: Cross multiply
    13,434.74x = 20,161.30 × 4,669.58
  4. Step 4: Simplify right side
    13,434.74x = 94,144,803.25
  5. Step 5: Solve for x
    x = 94,144,803.25/13,434.74
  6. Step 6: Final answer
    x = 7,007.56

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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.