Home / 13,801.64-20,707.18-5,900.90

Finding the Fourth Proportional to 13,801.64, 20,707.18 and 5,900.90

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Solution

The fourth proportional to 13,801.64, 20,707.18 and 5,900.90 is: 8,853.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,801.64 : 20,707.18 = 5,900.90 : x
  2. Step 2: Convert to fraction form
    13,801.64/20,707.18 = 5,900.90/x
  3. Step 3: Cross multiply
    13,801.64x = 20,707.18 × 5,900.90
  4. Step 4: Simplify right side
    13,801.64x = 122,190,880.17
  5. Step 5: Solve for x
    x = 122,190,880.17/13,801.64
  6. Step 6: Final answer
    x = 8,853.36

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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.