Home / 25,379.16-35,023.32-13,737.37

Finding the Fourth Proportional to 25,379.16, 35,023.32 and 13,737.37

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Solution

The fourth proportional to 25,379.16, 35,023.32 and 13,737.37 is: 18,957.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,379.16 : 35,023.32 = 13,737.37 : x
  2. Step 2: Convert to fraction form
    25,379.16/35,023.32 = 13,737.37/x
  3. Step 3: Cross multiply
    25,379.16x = 35,023.32 × 13,737.37
  4. Step 4: Simplify right side
    25,379.16x = 481,128,297.73
  5. Step 5: Solve for x
    x = 481,128,297.73/25,379.16
  6. Step 6: Final answer
    x = 18,957.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.