Home / 54,331.08-81,514.37-26,254.36

Finding the Fourth Proportional to 54,331.08, 81,514.37 and 26,254.36

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Solution

The fourth proportional to 54,331.08, 81,514.37 and 26,254.36 is: 39,390.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,331.08 : 81,514.37 = 26,254.36 : x
  2. Step 2: Convert to fraction form
    54,331.08/81,514.37 = 26,254.36/x
  3. Step 3: Cross multiply
    54,331.08x = 81,514.37 × 26,254.36
  4. Step 4: Simplify right side
    54,331.08x = 2,140,107,615.15
  5. Step 5: Solve for x
    x = 2,140,107,615.15/54,331.08
  6. Step 6: Final answer
    x = 39,390.12

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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.