Home / 13,740.30-20,594.25-6,235.11

Finding the Fourth Proportional to 13,740.30, 20,594.25 and 6,235.11

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Solution

The fourth proportional to 13,740.30, 20,594.25 and 6,235.11 is: 9,345.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,740.30 : 20,594.25 = 6,235.11 : x
  2. Step 2: Convert to fraction form
    13,740.30/20,594.25 = 6,235.11/x
  3. Step 3: Cross multiply
    13,740.30x = 20,594.25 × 6,235.11
  4. Step 4: Simplify right side
    13,740.30x = 128,407,414.12
  5. Step 5: Solve for x
    x = 128,407,414.12/13,740.30
  6. Step 6: Final answer
    x = 9,345.31

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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.