Home / 13,025.70-17,972.46-7,360.16

Finding the Fourth Proportional to 13,025.70, 17,972.46 and 7,360.16

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Solution

The fourth proportional to 13,025.70, 17,972.46 and 7,360.16 is: 10,155.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,025.70 : 17,972.46 = 7,360.16 : x
  2. Step 2: Convert to fraction form
    13,025.70/17,972.46 = 7,360.16/x
  3. Step 3: Cross multiply
    13,025.70x = 17,972.46 × 7,360.16
  4. Step 4: Simplify right side
    13,025.70x = 132,280,091.33
  5. Step 5: Solve for x
    x = 132,280,091.33/13,025.70
  6. Step 6: Final answer
    x = 10,155.32

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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.