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Finding the Fourth Proportional to 27,295.10, 40,938.07 and 7,575.66

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Solution

The fourth proportional to 27,295.10, 40,938.07 and 7,575.66 is: 11,362.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,295.10 : 40,938.07 = 7,575.66 : x
  2. Step 2: Convert to fraction form
    27,295.10/40,938.07 = 7,575.66/x
  3. Step 3: Cross multiply
    27,295.10x = 40,938.07 × 7,575.66
  4. Step 4: Simplify right side
    27,295.10x = 310,132,899.38
  5. Step 5: Solve for x
    x = 310,132,899.38/27,295.10
  6. Step 6: Final answer
    x = 11,362.22

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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.