Home / 13,003.32-19,489.08-5,592.12

Finding the Fourth Proportional to 13,003.32, 19,489.08 and 5,592.12

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Solution

The fourth proportional to 13,003.32, 19,489.08 and 5,592.12 is: 8,381.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,003.32 : 19,489.08 = 5,592.12 : x
  2. Step 2: Convert to fraction form
    13,003.32/19,489.08 = 5,592.12/x
  3. Step 3: Cross multiply
    13,003.32x = 19,489.08 × 5,592.12
  4. Step 4: Simplify right side
    13,003.32x = 108,985,274.05
  5. Step 5: Solve for x
    x = 108,985,274.05/13,003.32
  6. Step 6: Final answer
    x = 8,381.34

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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.