Home / 13,592.03-20,381.38-5,585.35

Finding the Fourth Proportional to 13,592.03, 20,381.38 and 5,585.35

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Solution

The fourth proportional to 13,592.03, 20,381.38 and 5,585.35 is: 8,375.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,592.03 : 20,381.38 = 5,585.35 : x
  2. Step 2: Convert to fraction form
    13,592.03/20,381.38 = 5,585.35/x
  3. Step 3: Cross multiply
    13,592.03x = 20,381.38 × 5,585.35
  4. Step 4: Simplify right side
    13,592.03x = 113,837,187.11
  5. Step 5: Solve for x
    x = 113,837,187.11/13,592.03
  6. Step 6: Final answer
    x = 8,375.29

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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.