Home / 13,395.36-20,095.80-4,629.12

Finding the Fourth Proportional to 13,395.36, 20,095.80 and 4,629.12

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Solution

The fourth proportional to 13,395.36, 20,095.80 and 4,629.12 is: 6,944.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,395.36 : 20,095.80 = 4,629.12 : x
  2. Step 2: Convert to fraction form
    13,395.36/20,095.80 = 4,629.12/x
  3. Step 3: Cross multiply
    13,395.36x = 20,095.80 × 4,629.12
  4. Step 4: Simplify right side
    13,395.36x = 93,025,869.70
  5. Step 5: Solve for x
    x = 93,025,869.70/13,395.36
  6. Step 6: Final answer
    x = 6,944.63

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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.