Home / 13,510.36-20,265.54-4,150.36

Finding the Fourth Proportional to 13,510.36, 20,265.54 and 4,150.36

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Solution

The fourth proportional to 13,510.36, 20,265.54 and 4,150.36 is: 6,225.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,510.36 : 20,265.54 = 4,150.36 : x
  2. Step 2: Convert to fraction form
    13,510.36/20,265.54 = 4,150.36/x
  3. Step 3: Cross multiply
    13,510.36x = 20,265.54 × 4,150.36
  4. Step 4: Simplify right side
    13,510.36x = 84,109,286.59
  5. Step 5: Solve for x
    x = 84,109,286.59/13,510.36
  6. Step 6: Final answer
    x = 6,225.54

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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.