Home / 20,824.60-31,232.20-6,030.20

Finding the Fourth Proportional to 20,824.60, 31,232.20 and 6,030.20

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Solution

The fourth proportional to 20,824.60, 31,232.20 and 6,030.20 is: 9,043.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,824.60 : 31,232.20 = 6,030.20 : x
  2. Step 2: Convert to fraction form
    20,824.60/31,232.20 = 6,030.20/x
  3. Step 3: Cross multiply
    20,824.60x = 31,232.20 × 6,030.20
  4. Step 4: Simplify right side
    20,824.60x = 188,336,412.44
  5. Step 5: Solve for x
    x = 188,336,412.44/20,824.60
  6. Step 6: Final answer
    x = 9,043.94

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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.