Home / 13,465.48-20,201.30-4,106.34

Finding the Fourth Proportional to 13,465.48, 20,201.30 and 4,106.34

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Solution

The fourth proportional to 13,465.48, 20,201.30 and 4,106.34 is: 6,160.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,465.48 : 20,201.30 = 4,106.34 : x
  2. Step 2: Convert to fraction form
    13,465.48/20,201.30 = 4,106.34/x
  3. Step 3: Cross multiply
    13,465.48x = 20,201.30 × 4,106.34
  4. Step 4: Simplify right side
    13,465.48x = 82,953,406.24
  5. Step 5: Solve for x
    x = 82,953,406.24/13,465.48
  6. Step 6: Final answer
    x = 6,160.45

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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.