Home / 20,973.64-31,460.42-6,182.70

Finding the Fourth Proportional to 20,973.64, 31,460.42 and 6,182.70

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Solution

The fourth proportional to 20,973.64, 31,460.42 and 6,182.70 is: 9,274.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,973.64 : 31,460.42 = 6,182.70 : x
  2. Step 2: Convert to fraction form
    20,973.64/31,460.42 = 6,182.70/x
  3. Step 3: Cross multiply
    20,973.64x = 31,460.42 × 6,182.70
  4. Step 4: Simplify right side
    20,973.64x = 194,510,338.73
  5. Step 5: Solve for x
    x = 194,510,338.73/20,973.64
  6. Step 6: Final answer
    x = 9,274.04

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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.