Home / 27,139.48-40,672.23-26,341.54

Finding the Fourth Proportional to 27,139.48, 40,672.23 and 26,341.54

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Solution

The fourth proportional to 27,139.48, 40,672.23 and 26,341.54 is: 39,476.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,139.48 : 40,672.23 = 26,341.54 : x
  2. Step 2: Convert to fraction form
    27,139.48/40,672.23 = 26,341.54/x
  3. Step 3: Cross multiply
    27,139.48x = 40,672.23 × 26,341.54
  4. Step 4: Simplify right side
    27,139.48x = 1,071,369,173.43
  5. Step 5: Solve for x
    x = 1,071,369,173.43/27,139.48
  6. Step 6: Final answer
    x = 39,476.41

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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.