Home / 13,606.93-20,401.52-5,714.49

Finding the Fourth Proportional to 13,606.93, 20,401.52 and 5,714.49

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Solution

The fourth proportional to 13,606.93, 20,401.52 and 5,714.49 is: 8,568.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,606.93 : 20,401.52 = 5,714.49 : x
  2. Step 2: Convert to fraction form
    13,606.93/20,401.52 = 5,714.49/x
  3. Step 3: Cross multiply
    13,606.93x = 20,401.52 × 5,714.49
  4. Step 4: Simplify right side
    13,606.93x = 116,584,253.45
  5. Step 5: Solve for x
    x = 116,584,253.45/13,606.93
  6. Step 6: Final answer
    x = 8,568.01

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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.