Home / 27,139.26-40,442.37-26,247.36

Finding the Fourth Proportional to 27,139.26, 40,442.37 and 26,247.36

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Solution

The fourth proportional to 27,139.26, 40,442.37 and 26,247.36 is: 39,113.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,139.26 : 40,442.37 = 26,247.36 : x
  2. Step 2: Convert to fraction form
    27,139.26/40,442.37 = 26,247.36/x
  3. Step 3: Cross multiply
    27,139.26x = 40,442.37 × 26,247.36
  4. Step 4: Simplify right side
    27,139.26x = 1,061,505,444.64
  5. Step 5: Solve for x
    x = 1,061,505,444.64/27,139.26
  6. Step 6: Final answer
    x = 39,113.28

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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.