Home / 13,739.22-20,594.25-7,498.98

Finding the Fourth Proportional to 13,739.22, 20,594.25 and 7,498.98

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Solution

The fourth proportional to 13,739.22, 20,594.25 and 7,498.98 is: 11,240.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,739.22 : 20,594.25 = 7,498.98 : x
  2. Step 2: Convert to fraction form
    13,739.22/20,594.25 = 7,498.98/x
  3. Step 3: Cross multiply
    13,739.22x = 20,594.25 × 7,498.98
  4. Step 4: Simplify right side
    13,739.22x = 154,435,868.87
  5. Step 5: Solve for x
    x = 154,435,868.87/13,739.22
  6. Step 6: Final answer
    x = 11,240.51

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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.