Home / 13,363.92-18,441.95-7,395.24

Finding the Fourth Proportional to 13,363.92, 18,441.95 and 7,395.24

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Solution

The fourth proportional to 13,363.92, 18,441.95 and 7,395.24 is: 10,205.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,363.92 : 18,441.95 = 7,395.24 : x
  2. Step 2: Convert to fraction form
    13,363.92/18,441.95 = 7,395.24/x
  3. Step 3: Cross multiply
    13,363.92x = 18,441.95 × 7,395.24
  4. Step 4: Simplify right side
    13,363.92x = 136,382,609.34
  5. Step 5: Solve for x
    x = 136,382,609.34/13,363.92
  6. Step 6: Final answer
    x = 10,205.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.