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Finding the Fourth Proportional to 27,294.99, 40,942.51 and 7,573.57

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Solution

The fourth proportional to 27,294.99, 40,942.51 and 7,573.57 is: 11,360.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,294.99 : 40,942.51 = 7,573.57 : x
  2. Step 2: Convert to fraction form
    27,294.99/40,942.51 = 7,573.57/x
  3. Step 3: Cross multiply
    27,294.99x = 40,942.51 × 7,573.57
  4. Step 4: Simplify right side
    27,294.99x = 310,080,886.77
  5. Step 5: Solve for x
    x = 310,080,886.77/27,294.99
  6. Step 6: Final answer
    x = 11,360.36

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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.