Home / 21,037.73-31,561.46-6,246.32

Finding the Fourth Proportional to 21,037.73, 31,561.46 and 6,246.32

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Solution

The fourth proportional to 21,037.73, 31,561.46 and 6,246.32 is: 9,370.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,037.73 : 31,561.46 = 6,246.32 : x
  2. Step 2: Convert to fraction form
    21,037.73/31,561.46 = 6,246.32/x
  3. Step 3: Cross multiply
    21,037.73x = 31,561.46 × 6,246.32
  4. Step 4: Simplify right side
    21,037.73x = 197,142,947.60
  5. Step 5: Solve for x
    x = 197,142,947.60/21,037.73
  6. Step 6: Final answer
    x = 9,370.92

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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.