Home / 21,927.00-32,886.86-7,884.19

Finding the Fourth Proportional to 21,927.00, 32,886.86 and 7,884.19

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Solution

The fourth proportional to 21,927.00, 32,886.86 and 7,884.19 is: 11,824.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,927.00 : 32,886.86 = 7,884.19 : x
  2. Step 2: Convert to fraction form
    21,927.00/32,886.86 = 7,884.19/x
  3. Step 3: Cross multiply
    21,927.00x = 32,886.86 × 7,884.19
  4. Step 4: Simplify right side
    21,927.00x = 259,286,113.79
  5. Step 5: Solve for x
    x = 259,286,113.79/21,927.00
  6. Step 6: Final answer
    x = 11,824.97

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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.