Home / 13,573.64-20,360.46-3,712.17

Finding the Fourth Proportional to 13,573.64, 20,360.46 and 3,712.17

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Solution

The fourth proportional to 13,573.64, 20,360.46 and 3,712.17 is: 5,568.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,573.64 : 20,360.46 = 3,712.17 : x
  2. Step 2: Convert to fraction form
    13,573.64/20,360.46 = 3,712.17/x
  3. Step 3: Cross multiply
    13,573.64x = 20,360.46 × 3,712.17
  4. Step 4: Simplify right side
    13,573.64x = 75,581,502.72
  5. Step 5: Solve for x
    x = 75,581,502.72/13,573.64
  6. Step 6: Final answer
    x = 5,568.26

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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.