Home / 13,560.51-20,333.46-4,196.51

Finding the Fourth Proportional to 13,560.51, 20,333.46 and 4,196.51

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Solution

The fourth proportional to 13,560.51, 20,333.46 and 4,196.51 is: 6,292.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,560.51 : 20,333.46 = 4,196.51 : x
  2. Step 2: Convert to fraction form
    13,560.51/20,333.46 = 4,196.51/x
  3. Step 3: Cross multiply
    13,560.51x = 20,333.46 × 4,196.51
  4. Step 4: Simplify right side
    13,560.51x = 85,329,558.54
  5. Step 5: Solve for x
    x = 85,329,558.54/13,560.51
  6. Step 6: Final answer
    x = 6,292.50

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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.