Home / 21,045.96-31,568.94-6,254.82

Finding the Fourth Proportional to 21,045.96, 31,568.94 and 6,254.82

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Solution

The fourth proportional to 21,045.96, 31,568.94 and 6,254.82 is: 9,382.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,045.96 : 31,568.94 = 6,254.82 : x
  2. Step 2: Convert to fraction form
    21,045.96/31,568.94 = 6,254.82/x
  3. Step 3: Cross multiply
    21,045.96x = 31,568.94 × 6,254.82
  4. Step 4: Simplify right side
    21,045.96x = 197,458,037.29
  5. Step 5: Solve for x
    x = 197,458,037.29/21,045.96
  6. Step 6: Final answer
    x = 9,382.23

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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.