Home / 13,522.14-20,285.24-4,755.51

Finding the Fourth Proportional to 13,522.14, 20,285.24 and 4,755.51

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Solution

The fourth proportional to 13,522.14, 20,285.24 and 4,755.51 is: 7,133.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,522.14 : 20,285.24 = 4,755.51 : x
  2. Step 2: Convert to fraction form
    13,522.14/20,285.24 = 4,755.51/x
  3. Step 3: Cross multiply
    13,522.14x = 20,285.24 × 4,755.51
  4. Step 4: Simplify right side
    13,522.14x = 96,466,637.89
  5. Step 5: Solve for x
    x = 96,466,637.89/13,522.14
  6. Step 6: Final answer
    x = 7,133.98

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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.