Home / 13,363.77-20,055.38-5,976.57

Finding the Fourth Proportional to 13,363.77, 20,055.38 and 5,976.57

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Solution

The fourth proportional to 13,363.77, 20,055.38 and 5,976.57 is: 8,969.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,363.77 : 20,055.38 = 5,976.57 : x
  2. Step 2: Convert to fraction form
    13,363.77/20,055.38 = 5,976.57/x
  3. Step 3: Cross multiply
    13,363.77x = 20,055.38 × 5,976.57
  4. Step 4: Simplify right side
    13,363.77x = 119,862,352.56
  5. Step 5: Solve for x
    x = 119,862,352.56/13,363.77
  6. Step 6: Final answer
    x = 8,969.20

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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.