Home / 13,475.64-20,222.70-4,710.54

Finding the Fourth Proportional to 13,475.64, 20,222.70 and 4,710.54

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Solution

The fourth proportional to 13,475.64, 20,222.70 and 4,710.54 is: 7,069.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,475.64 : 20,222.70 = 4,710.54 : x
  2. Step 2: Convert to fraction form
    13,475.64/20,222.70 = 4,710.54/x
  3. Step 3: Cross multiply
    13,475.64x = 20,222.70 × 4,710.54
  4. Step 4: Simplify right side
    13,475.64x = 95,259,837.26
  5. Step 5: Solve for x
    x = 95,259,837.26/13,475.64
  6. Step 6: Final answer
    x = 7,069.04

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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.