Home / 27,081.61-40,442.47-26,788.39

Finding the Fourth Proportional to 27,081.61, 40,442.47 and 26,788.39

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Solution

The fourth proportional to 27,081.61, 40,442.47 and 26,788.39 is: 40,004.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,081.61 : 40,442.47 = 26,788.39 : x
  2. Step 2: Convert to fraction form
    27,081.61/40,442.47 = 26,788.39/x
  3. Step 3: Cross multiply
    27,081.61x = 40,442.47 × 26,788.39
  4. Step 4: Simplify right side
    27,081.61x = 1,083,388,742.96
  5. Step 5: Solve for x
    x = 1,083,388,742.96/27,081.61
  6. Step 6: Final answer
    x = 40,004.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.