Home / 13,386.97-20,076.05-4,025.19

Finding the Fourth Proportional to 13,386.97, 20,076.05 and 4,025.19

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Solution

The fourth proportional to 13,386.97, 20,076.05 and 4,025.19 is: 6,036.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,386.97 : 20,076.05 = 4,025.19 : x
  2. Step 2: Convert to fraction form
    13,386.97/20,076.05 = 4,025.19/x
  3. Step 3: Cross multiply
    13,386.97x = 20,076.05 × 4,025.19
  4. Step 4: Simplify right side
    13,386.97x = 80,810,001.05
  5. Step 5: Solve for x
    x = 80,810,001.05/13,386.97
  6. Step 6: Final answer
    x = 6,036.47

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1.5x scale

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.