Home / 13,407.22-20,110.83-4,173.94

Finding the Fourth Proportional to 13,407.22, 20,110.83 and 4,173.94

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Solution

The fourth proportional to 13,407.22, 20,110.83 and 4,173.94 is: 6,260.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,407.22 : 20,110.83 = 4,173.94 : x
  2. Step 2: Convert to fraction form
    13,407.22/20,110.83 = 4,173.94/x
  3. Step 3: Cross multiply
    13,407.22x = 20,110.83 × 4,173.94
  4. Step 4: Simplify right side
    13,407.22x = 83,941,397.77
  5. Step 5: Solve for x
    x = 83,941,397.77/13,407.22
  6. Step 6: Final answer
    x = 6,260.91

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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.