Home / 13,422.60-20,140.56-6,032.28

Finding the Fourth Proportional to 13,422.60, 20,140.56 and 6,032.28

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Solution

The fourth proportional to 13,422.60, 20,140.56 and 6,032.28 is: 9,051.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,422.60 : 20,140.56 = 6,032.28 : x
  2. Step 2: Convert to fraction form
    13,422.60/20,140.56 = 6,032.28/x
  3. Step 3: Cross multiply
    13,422.60x = 20,140.56 × 6,032.28
  4. Step 4: Simplify right side
    13,422.60x = 121,493,497.28
  5. Step 5: Solve for x
    x = 121,493,497.28/13,422.60
  6. Step 6: Final answer
    x = 9,051.41

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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.